625053402 has 16 divisors (see below), whose sum is σ = 1389007680. Its totient is φ = 208351116.

The previous prime is 625053391. The next prime is 625053413. The reversal of 625053402 is 204350526.

625053402 is a `hidden beast` number, since 6 + 250 + 5 + 3 + 402 = 666.

It is an interprime number because it is at equal distance from previous prime (625053391) and next prime (625053413).

It is a super-3 number, since 3×625053402³ (a number of 27 digits) contains 333 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5787478 + ... + 5787585.

It is an arithmetic number, because the mean of its divisors is an integer number (86812980).

Almost surely, 2^625053402 is an apocalyptic number.

625053402 is an abundant number, since it is smaller than the sum of its proper divisors (763954278).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

625053402 is a wasteful number, since it uses less digits than its factorization.

625053402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11575074 (or 11575068 counting only the distinct ones).

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

The square root of 625053402 is about 25001.0680171868. The cubic root of 625053402 is about 855.0123236143.

The spelling of 625053402 in words is "six hundred twenty-five million, fifty-three thousand, four hundred two".