674704744 has 64 divisors (see below), whose sum is σ = 1557388800. Its totient is φ = 267551424.

The previous prime is 674704741. The next prime is 674704753. The reversal of 674704744 is 447407476.

It is a super-2 number, since 2×674704744² = 910452983152211072, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a self number, because there is not a number n which added to its sum of digits gives 674704744.

It is not an unprimeable number, because it can be changed into a prime (674704741) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38379 + ... + 53125.

It is an arithmetic number, because the mean of its divisors is an integer number (24334200).

Almost surely, 2^674704744 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 674704744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (778694400).

674704744 is an abundant number, since it is smaller than the sum of its proper divisors (882684056).

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

674704744 is a wasteful number, since it uses less digits than its factorization.

674704744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14822 (or 14818 counting only the distinct ones).

The product of its (nonzero) digits is 526848, while the sum is 43.

The square root of 674704744 is about 25975.0792876557. The cubic root of 674704744 is about 877.0774015097.

The spelling of 674704744 in words is "six hundred seventy-four million, seven hundred four thousand, seven hundred forty-four".