674708688 has 120 divisors (see below), whose sum is σ = 1945696896. Its totient is φ = 218150400.

The previous prime is 674708659. The next prime is 674708701. The reversal of 674708688 is 886807476.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 886228 + ... + 886988.

Almost surely, 2^674708688 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 674708688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (972848448).

674708688 is an abundant number, since it is smaller than the sum of its proper divisors (1270988208).

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

674708688 is a wasteful number, since it uses less digits than its factorization.

674708688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 953 (or 944 counting only the distinct ones).

The product of its (nonzero) digits is 3612672, while the sum is 54.

The square root of 674708688 is about 25975.1552064660. The cubic root of 674708688 is about 877.0791104975.

The spelling of 674708688 in words is "six hundred seventy-four million, seven hundred eight thousand, six hundred eighty-eight".