674591880 has 32 divisors (see below), whose sum is σ = 2023776000. Its totient is φ = 179891136.

The previous prime is 674591873. The next prime is 674591927. The reversal of 674591880 is 88195476.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2810680 + ... + 2810919.

It is an arithmetic number, because the mean of its divisors is an integer number (63243000).

Almost surely, 2^674591880 is an apocalyptic number.

674591880 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

674591880 is an abundant number, since it is smaller than the sum of its proper divisors (1349184120).

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

674591880 is a wasteful number, since it uses less digits than its factorization.

674591880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5621613 (or 5621609 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 48.

The square root of 674591880 is about 25972.9066528951. The cubic root of 674591880 is about 877.0284932107.

The spelling of 674591880 in words is "six hundred seventy-four million, five hundred ninety-one thousand, eight hundred eighty".