672878922 has 32 divisors (see below), whose sum is σ = 1370727744. Its totient is φ = 220147200.

The previous prime is 672878917. The next prime is 672878933. The reversal of 672878922 is 229878276.

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, 198522 + ... + 201882.

It is an arithmetic number, because the mean of its divisors is an integer number (42835242).

Almost surely, 2^672878922 is an apocalyptic number.

672878922 is an abundant number, since it is smaller than the sum of its proper divisors (697848822).

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

672878922 is a wasteful number, since it uses less digits than its factorization.

672878922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3974.

The product of its digits is 1354752, while the sum is 51.

The square root of 672878922 is about 25939.9098302211. The cubic root of 672878922 is about 876.2855322204.

The spelling of 672878922 in words is "six hundred seventy-two million, eight hundred seventy-eight thousand, nine hundred twenty-two".