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352500625 = 547512
BaseRepresentation
bin10101000000101…
…011101110010001
3220120021212221201
4111000223232101
51210220010000
654551151201
711510130421
oct2500535621
9816255851
10352500625
11170a82a34
129a075501
1358050469
1434b5c481
1520e2e96a
hex1502bb91

352500625 has 15 divisors (see below), whose sum is σ = 441072093. Its totient is φ = 281625000.

The previous prime is 352500613. The next prime is 352500637. The reversal of 352500625 is 526005253.

The square root of 352500625 is 18775.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (352500613) and next prime (352500637).

It can be written as a sum of positive squares in 2 ways, for example, as 27636049 + 324864576 = 5257^2 + 18024^2 .

It is not a de Polignac number, because 352500625 - 27 = 352500497 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 352500593 and 352500602.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 469000 + ... + 469750.

Almost surely, 2352500625 is an apocalyptic number.

352500625 is the 18775-th square number.

352500625 is the 9388-th centered octagonal number.

It is an amenable number.

352500625 is a deficient number, since it is larger than the sum of its proper divisors (88571468).

352500625 is an frugal number, since it uses more digits than its factorization.

352500625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1522 (or 756 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 28.

The cubic root of 352500625 is about 706.4042396832.

Adding to 352500625 its reverse (526005253), we get a palindrome (878505878).

The spelling of 352500625 in words is "three hundred fifty-two million, five hundred thousand, six hundred twenty-five".

Divisors: 1 5 25 125 625 751 3755 18775 93875 469375 564001 2820005 14100025 70500125 352500625