674009136 has 60 divisors (see below), whose sum is σ = 1909049688. Its totient is φ = 221958912.

The previous prime is 674009123. The next prime is 674009197. The reversal of 674009136 is 631900476.

It is a super-2 number, since 2×674009136² = 908576630822932992, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 674009136.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16245 + ... + 40148.

Almost surely, 2^674009136 is an apocalyptic number.

It is an amenable number.

674009136 is an abundant number, since it is smaller than the sum of its proper divisors (1235040552).

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

674009136 is a wasteful number, since it uses less digits than its factorization.

674009136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56490 (or 56481 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 674009136 is about 25961.6859236838. The cubic root of 674009136 is about 876.7758810542.

The spelling of 674009136 in words is "six hundred seventy-four million, nine thousand, one hundred thirty-six".