38520925 has 12 divisors (see below), whose sum is σ = 47844160. Its totient is φ = 30766320.

The previous prime is 38520917. The next prime is 38520947. The reversal of 38520925 is 52902583.

38520925 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 38520925 - 2³ = 38520917 is a prime.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

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 11 ways as a sum of consecutive naturals, for example, 25234 + ... + 26716.

Almost surely, 2^38520925 is an apocalyptic number.

It is an amenable number.

38520925 is a deficient number, since it is larger than the sum of its proper divisors (9323235).

38520925 is a wasteful number, since it uses less digits than its factorization.

38520925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2532 (or 2527 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 38520925 is about 6206.5227784968. The cubic root of 38520925 is about 337.7268342500.

The spelling of 38520925 in words is "thirty-eight million, five hundred twenty thousand, nine hundred twenty-five".