674865630 has 24 divisors (see below), whose sum is σ = 1754650872. Its totient is φ = 179964144.

The previous prime is 674865601. The next prime is 674865649. The reversal of 674865630 is 36568476.

674865630 is a `hidden beast` number, since 6 + 7 + 4 + 8 + 6 + 5 + 630 = 666.

674865630 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3749164 + ... + 3749343.

It is an arithmetic number, because the mean of its divisors is an integer number (73110453).

Almost surely, 2^674865630 is an apocalyptic number.

674865630 is an abundant number, since it is smaller than the sum of its proper divisors (1079785242).

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

674865630 is a wasteful number, since it uses less digits than its factorization.

674865630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7498520 (or 7498517 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

The square root of 674865630 is about 25978.1760329704. The cubic root of 674865630 is about 877.1471101546.

The spelling of 674865630 in words is "six hundred seventy-four million, eight hundred sixty-five thousand, six hundred thirty".