674039718 has 96 divisors (see below), whose sum is σ = 1680981120. Its totient is φ = 200698560.

The previous prime is 674039669. The next prime is 674039791. The reversal of 674039718 is 817930476.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 314346 + ... + 316482.

It is an arithmetic number, because the mean of its divisors is an integer number (17510220).

Almost surely, 2^674039718 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 674039718, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (840490560).

674039718 is an abundant number, since it is smaller than the sum of its proper divisors (1006941402).

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

674039718 is a wasteful number, since it uses less digits than its factorization.

674039718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2224 (or 2212 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 45.

The square root of 674039718 is about 25962.2749003241. The cubic root of 674039718 is about 876.7891415839.

The spelling of 674039718 in words is "six hundred seventy-four million, thirty-nine thousand, seven hundred eighteen".