674878992 has 20 divisors (see below), whose sum is σ = 1743437520. Its totient is φ = 224959648.

The previous prime is 674878991. The next prime is 674879003. The reversal of 674878992 is 299878476.

It is not an unprimeable number, because it can be changed into a prime (674878991) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7029942 + ... + 7030037.

It is an arithmetic number, because the mean of its divisors is an integer number (87171876).

Almost surely, 2^674878992 is an apocalyptic number.

It is an amenable number.

674878992 is an abundant number, since it is smaller than the sum of its proper divisors (1068558528).

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

674878992 is a wasteful number, since it uses less digits than its factorization.

674878992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14059990 (or 14059984 counting only the distinct ones).

The product of its digits is 12192768, while the sum is 60.

The square root of 674878992 is about 25978.4332091064. The cubic root of 674878992 is about 877.1528991402.

The spelling of 674878992 in words is "six hundred seventy-four million, eight hundred seventy-eight thousand, nine hundred ninety-two".