674985432 has 48 divisors (see below), whose sum is σ = 1854823320. Its totient is φ = 204540160.

The previous prime is 674985407. The next prime is 674985433. The reversal of 674985432 is 234589476.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674985433) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 113313 + ... + 119120.

Almost surely, 2^674985432 is an apocalyptic number.

It is an amenable number.

674985432 is an abundant number, since it is smaller than the sum of its proper divisors (1179837888).

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

674985432 is a wasteful number, since it uses less digits than its factorization.

674985432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232464 (or 232449 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 48.

The square root of 674985432 is about 25980.4817507297. The cubic root of 674985432 is about 877.1990107384.

The spelling of 674985432 in words is "six hundred seventy-four million, nine hundred eighty-five thousand, four hundred thirty-two".