625445682 has 16 divisors (see below), whose sum is σ = 1252410240. Its totient is φ = 208228752.

The previous prime is 625445671. The next prime is 625445701. The reversal of 625445682 is 286544526.

It is a happy number.

It is a super-2 number, since 2×625445682² = 782364602264890248, which contains 22 as substring.

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, 57898 + ... + 67845.

It is an arithmetic number, because the mean of its divisors is an integer number (78275640).

Almost surely, 2^625445682 is an apocalyptic number.

625445682 is an abundant number, since it is smaller than the sum of its proper divisors (626964558).

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

625445682 is a wasteful number, since it uses less digits than its factorization.

625445682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126577.

The product of its digits is 460800, while the sum is 42.

The square root of 625445682 is about 25008.9120515068. The cubic root of 625445682 is about 855.1911531840.

The spelling of 625445682 in words is "six hundred twenty-five million, four hundred forty-five thousand, six hundred eighty-two".