677812832 has 12 divisors (see below), whose sum is σ = 1334444076. Its totient is φ = 338906400.

The previous prime is 677812819. The next prime is 677812841. The reversal of 677812832 is 238218776.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10590794 + ... + 10590857.

It is an arithmetic number, because the mean of its divisors is an integer number (111203673).

Almost surely, 2^677812832 is an apocalyptic number.

It is an amenable number.

677812832 is a deficient number, since it is larger than the sum of its proper divisors (656631244).

677812832 is a wasteful number, since it uses less digits than its factorization.

677812832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21181661 (or 21181653 counting only the distinct ones).

The product of its digits is 225792, while the sum is 44.

The square root of 677812832 is about 26034.8388126372. The cubic root of 677812832 is about 878.4221173746.

The spelling of 677812832 in words is "six hundred seventy-seven million, eight hundred twelve thousand, eight hundred thirty-two".