977425608 has 32 divisors (see below), whose sum is σ = 2587304160. Its totient is φ = 306643200.

The previous prime is 977425597. The next prime is 977425619. The reversal of 977425608 is 806524779.

It is an interprime number because it is at equal distance from previous prime (977425597) and next prime (977425619).

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

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, 1197418 + ... + 1198233.

It is an arithmetic number, because the mean of its divisors is an integer number (80853255).

Almost surely, 2^977425608 is an apocalyptic number.

It is an amenable number.

977425608 is an abundant number, since it is smaller than the sum of its proper divisors (1609878552).

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

977425608 is a wasteful number, since it uses less digits than its factorization.

977425608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2395677 (or 2395673 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 48.

The square root of 977425608 is about 31263.8066780103. The cubic root of 977425608 is about 992.4178591023.

The spelling of 977425608 in words is "nine hundred seventy-seven million, four hundred twenty-five thousand, six hundred eight".