977028548 has 12 divisors (see below), whose sum is σ = 1710643200. Its totient is φ = 488273352.

The previous prime is 977028487. The next prime is 977028557. The reversal of 977028548 is 845820779.

It is a junction number, because it is equal to n+sod(n) for n = 977028496 and 977028505.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50948 + ... + 67451.

It is an arithmetic number, because the mean of its divisors is an integer number (142553600).

Almost surely, 2^977028548 is an apocalyptic number.

It is an amenable number.

977028548 is a deficient number, since it is larger than the sum of its proper divisors (733614652).

977028548 is a wasteful number, since it uses less digits than its factorization.

977028548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120466 (or 120464 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 50.

The square root of 977028548 is about 31257.4558785580. The cubic root of 977028548 is about 992.2834574652.

The spelling of 977028548 in words is "nine hundred seventy-seven million, twenty-eight thousand, five hundred forty-eight".