674637404 has 24 divisors (see below), whose sum is σ = 1352429568. Its totient is φ = 288454320.

The previous prime is 674637377. The next prime is 674637413. The reversal of 674637404 is 404736476.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15884 + ... + 40019.

It is an arithmetic number, because the mean of its divisors is an integer number (56351232).

Almost surely, 2^674637404 is an apocalyptic number.

It is an amenable number.

674637404 is an abundant number, since it is smaller than the sum of its proper divisors (677792164).

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

674637404 is a wasteful number, since it uses less digits than its factorization.

674637404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56345 (or 56343 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 41.

The square root of 674637404 is about 25973.7830128767. The cubic root of 674637404 is about 877.0482211619.

The spelling of 674637404 in words is "six hundred seventy-four million, six hundred thirty-seven thousand, four hundred four".