674737136 has 20 divisors (see below), whose sum is σ = 1316712600. Its totient is φ = 334940352.

The previous prime is 674737127. The next prime is 674737153. The reversal of 674737136 is 631737476.

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, 149471 + ... + 153918.

It is an arithmetic number, because the mean of its divisors is an integer number (65835630).

Almost surely, 2^674737136 is an apocalyptic number.

It is an amenable number.

674737136 is a deficient number, since it is larger than the sum of its proper divisors (641975464).

674737136 is a wasteful number, since it uses less digits than its factorization.

674737136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303536 (or 303530 counting only the distinct ones).

The product of its digits is 444528, while the sum is 44.

The square root of 674737136 is about 25975.7028008868. The cubic root of 674737136 is about 877.0914371980.

The spelling of 674737136 in words is "six hundred seventy-four million, seven hundred thirty-seven thousand, one hundred thirty-six".