674956618 has 16 divisors (see below), whose sum is σ = 1160300160. Its totient is φ = 288459216.

The previous prime is 674956609. The next prime is 674956619. The reversal of 674956618 is 816659476.

It is not an unprimeable number, because it can be changed into a prime (674956619) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62121 + ... + 72172.

It is an arithmetic number, because the mean of its divisors is an integer number (72518760).

Almost surely, 2^674956618 is an apocalyptic number.

674956618 is a deficient number, since it is larger than the sum of its proper divisors (485343542).

674956618 is a wasteful number, since it uses less digits than its factorization.

674956618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134661.

The product of its digits is 2177280, while the sum is 52.

The square root of 674956618 is about 25979.9272131390. The cubic root of 674956618 is about 877.1865285075.

The spelling of 674956618 in words is "six hundred seventy-four million, nine hundred fifty-six thousand, six hundred eighteen".