38597225 has 24 divisors (see below), whose sum is σ = 51043608. Its totient is φ = 28851200.

The previous prime is 38597213. The next prime is 38597249. The reversal of 38597225 is 52279583.

38597225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 12 ways, for example, as 946729 + 37650496 = 973^2 + 6136^2 .

It is not a de Polignac number, because 38597225 - 2⁶ = 38597161 is a prime.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 83495 + ... + 83955.

It is an arithmetic number, because the mean of its divisors is an integer number (2126817).

Almost surely, 2^38597225 is an apocalyptic number.

It is an amenable number.

38597225 is a deficient number, since it is larger than the sum of its proper divisors (12446383).

38597225 is a wasteful number, since it uses less digits than its factorization.

38597225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685 (or 680 counting only the distinct ones).

The product of its digits is 151200, while the sum is 41.

The square root of 38597225 is about 6212.6664967629. Note that the first 3 decimals coincide. The cubic root of 38597225 is about 337.9496703885.

The spelling of 38597225 in words is "thirty-eight million, five hundred ninety-seven thousand, two hundred twenty-five".