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BaseRepresentation
bin100000000100000000001
31222101012001
410000200001
5232110000
634304001
711634022
oct4004001
91871161
101050625
11658394
12428001
132aa294
141d4c49
1515b46a
hex100801

1050625 has 15 divisors (see below), whose sum is σ = 1345663. Its totient is φ = 820000.

The previous prime is 1050611. The next prime is 1050631. The reversal of 1050625 is 5260501.

It is a happy number.

The square root of 1050625 is 1025.

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

1050625 is nontrivially palindromic in base 4.

It can be written as a sum of positive squares in 7 ways, for example, as 1046529 + 4096 = 1023^2 + 64^2 .

It is not a de Polignac number, because 1050625 - 25 = 1050593 is a prime.

It is a super-2 number, since 2×10506252 = 2207625781250, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (3) of ones.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 25605 + ... + 25645.

It is a Proth number, since it is equal to 513 ⋅ 211 + 1 and 513 < 211.

21050625 is an apocalyptic number.

1050625 is the 1025-th square number.

1050625 is the 513-rd centered octagonal number.

It is an amenable number.

1050625 is a deficient number, since it is larger than the sum of its proper divisors (295038).

1050625 is an frugal number, since it uses more digits than its factorization.

1050625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102 (or 46 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 19.

The cubic root of 1050625 is about 101.6597982759.

The spelling of 1050625 in words is "one million, fifty thousand, six hundred twenty-five".