674254636 has 12 divisors (see below), whose sum is σ = 1287213480. Its totient is φ = 306479360.

The previous prime is 674254631. The next prime is 674254643. The reversal of 674254636 is 636452476.

It is a junction number, because it is equal to n+sod(n) for n = 674254592 and 674254601.

It is not an unprimeable number, because it can be changed into a prime (674254631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7661941 + ... + 7662028.

It is an arithmetic number, because the mean of its divisors is an integer number (107267790).

Almost surely, 2^674254636 is an apocalyptic number.

It is an amenable number.

674254636 is a deficient number, since it is larger than the sum of its proper divisors (612958844).

674254636 is a wasteful number, since it uses less digits than its factorization.

674254636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15323984 (or 15323982 counting only the distinct ones).

The product of its digits is 725760, while the sum is 43.

The square root of 674254636 is about 25966.4136145137. The cubic root of 674254636 is about 876.8823199429.

The spelling of 674254636 in words is "six hundred seventy-four million, two hundred fifty-four thousand, six hundred thirty-six".