674623937 has 16 divisors (see below), whose sum is σ = 809746560. Its totient is φ = 555247872.

The previous prime is 674623933. The next prime is 674623951. The reversal of 674623937 is 739326476.

It is a cyclic number.

It is not a de Polignac number, because 674623937 - 2² = 674623933 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 674623891 and 674623900.

It is not an unprimeable number, because it can be changed into a prime (674623933) 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, 76133 + ... + 84530.

It is an arithmetic number, because the mean of its divisors is an integer number (50609160).

Almost surely, 2^674623937 is an apocalyptic number.

It is an amenable number.

674623937 is a deficient number, since it is larger than the sum of its proper divisors (135122623).

674623937 is a wasteful number, since it uses less digits than its factorization.

674623937 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160712.

The product of its digits is 1143072, while the sum is 47.

The square root of 674623937 is about 25973.5237694080. The cubic root of 674623937 is about 877.0423852927.

The spelling of 674623937 in words is "six hundred seventy-four million, six hundred twenty-three thousand, nine hundred thirty-seven".