977676834 has 32 divisors (see below), whose sum is σ = 2071975680. Its totient is φ = 306484992.

The previous prime is 977676793. The next prime is 977676859. The reversal of 977676834 is 438676779.

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, 167367 + ... + 173109.

It is an arithmetic number, because the mean of its divisors is an integer number (64749240).

Almost surely, 2^977676834 is an apocalyptic number.

977676834 is an abundant number, since it is smaller than the sum of its proper divisors (1094298846).

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

977676834 is a wasteful number, since it uses less digits than its factorization.

977676834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7434.

The product of its digits is 10668672, while the sum is 57.

The square root of 977676834 is about 31267.8242607317. The cubic root of 977676834 is about 992.5028782960.

The spelling of 977676834 in words is "nine hundred seventy-seven million, six hundred seventy-six thousand, eight hundred thirty-four".