977586420 has 48 divisors (see below), whose sum is σ = 2738957760. Its totient is φ = 260526336.

The previous prime is 977586419. The next prime is 977586439. The reversal of 977586420 is 24685779.

It is a self number, because there is not a number n which added to its sum of digits gives 977586420.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114624 + ... + 122856.

It is an arithmetic number, because the mean of its divisors is an integer number (57061620).

Almost surely, 2^977586420 is an apocalyptic number.

It is an amenable number.

977586420 is an abundant number, since it is smaller than the sum of its proper divisors (1761371340).

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

977586420 is a wasteful number, since it uses less digits than its factorization.

977586420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10224 (or 10222 counting only the distinct ones).

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

The square root of 977586420 is about 31266.3784279536. The cubic root of 977586420 is about 992.4722823231.

The spelling of 977586420 in words is "nine hundred seventy-seven million, five hundred eighty-six thousand, four hundred twenty".