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38097425 = 521725273
BaseRepresentation
bin1001000101010…
…1001000010001
32122200112211202
42101111020101
534223104200
63440320545
7641552132
oct221251021
978615752
1038097425
111a561183
1210913155
137b7b872
1450b9c89
1535281d5
hex2455211

38097425 has 18 divisors (see below), whose sum is σ = 50192658. Its totient is φ = 28679680.

The previous prime is 38097403. The next prime is 38097427. The reversal of 38097425 is 52479083.

It can be written as a sum of positive squares in 9 ways, for example, as 2193361 + 35904064 = 1481^2 + 5992^2 .

It is not a de Polignac number, because 38097425 - 212 = 38093329 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38097427) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 4589 + ... + 9861.

It is an arithmetic number, because the mean of its divisors is an integer number (2788481).

Almost surely, 238097425 is an apocalyptic number.

It is an amenable number.

38097425 is a deficient number, since it is larger than the sum of its proper divisors (12095233).

38097425 is a wasteful number, since it uses less digits than its factorization.

38097425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5317 (or 5295 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 38097425 is about 6172.3111554749. The cubic root of 38097425 is about 336.4846116748.

The spelling of 38097425 in words is "thirty-eight million, ninety-seven thousand, four hundred twenty-five".

Divisors: 1 5 17 25 85 289 425 1445 5273 7225 26365 89641 131825 448205 1523897 2241025 7619485 38097425