322625025 has 72 divisors (see below), whose sum is σ = 625584960. Its totient is φ = 164514240.

The previous prime is 322625021. The next prime is 322625041. The reversal of 322625025 is 520526223.

322625025 is a `hidden beast` number, since 32 + 2 + 625 + 0 + 2 + 5 = 666.

It is not a de Polignac number, because 322625025 - 2² = 322625021 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 322625025.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322625021) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 138571 + ... + 140879.

It is an arithmetic number, because the mean of its divisors is an integer number (8688680).

Almost surely, 2^322625025 is an apocalyptic number.

It is an amenable number.

322625025 is a deficient number, since it is larger than the sum of its proper divisors (302959935).

322625025 is a wasteful number, since it uses less digits than its factorization.

322625025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2357 (or 2340 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 322625025 is about 17961.7656426087. The cubic root of 322625025 is about 685.8555916936.

The spelling of 322625025 in words is "three hundred twenty-two million, six hundred twenty-five thousand, twenty-five".