674256670 has 16 divisors (see below), whose sum is σ = 1255512960. Its totient is φ = 260402464.

The previous prime is 674256659. The next prime is 674256673. The reversal of 674256670 is 76652476.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674256673) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1162222 + ... + 1162801.

It is an arithmetic number, because the mean of its divisors is an integer number (78469560).

Almost surely, 2^674256670 is an apocalyptic number.

674256670 is a deficient number, since it is larger than the sum of its proper divisors (581256290).

674256670 is a wasteful number, since it uses less digits than its factorization.

674256670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2325059.

The product of its (nonzero) digits is 423360, while the sum is 43.

The square root of 674256670 is about 25966.4527804627. The cubic root of 674256670 is about 876.8832016952.

The spelling of 674256670 in words is "six hundred seventy-four million, two hundred fifty-six thousand, six hundred seventy".