374344640 has 28 divisors (see below), whose sum is σ = 891408936. Its totient is φ = 149737728.

The previous prime is 374344639. The next prime is 374344667. The reversal of 374344640 is 46443473.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 374344640.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 584594 + ... + 585233.

Almost surely, 2^374344640 is an apocalyptic number.

It is an amenable number.

374344640 is an abundant number, since it is smaller than the sum of its proper divisors (517064296).

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

374344640 is a wasteful number, since it uses less digits than its factorization.

374344640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1169844 (or 1169834 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 35.

The square root of 374344640 is about 19347.9880090928. The cubic root of 374344640 is about 720.7044545634.

The spelling of 374344640 in words is "three hundred seventy-four million, three hundred forty-four thousand, six hundred forty".