674733408 has 24 divisors (see below), whose sum is σ = 1771175448. Its totient is φ = 224911104.

The previous prime is 674733373. The next prime is 674733413. The reversal of 674733408 is 804337476.

It is a tau number, because it is divible by the number of its divisors (24).

It is a self number, because there is not a number n which added to its sum of digits gives 674733408.

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, 3514141 + ... + 3514332.

It is an arithmetic number, because the mean of its divisors is an integer number (73798977).

Almost surely, 2^674733408 is an apocalyptic number.

It is an amenable number.

674733408 is an abundant number, since it is smaller than the sum of its proper divisors (1096442040).

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

674733408 is a wasteful number, since it uses less digits than its factorization.

674733408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7028486 (or 7028478 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 42.

The square root of 674733408 is about 25975.6310414203. The cubic root of 674733408 is about 877.0898218515.

The spelling of 674733408 in words is "six hundred seventy-four million, seven hundred thirty-three thousand, four hundred eight".