674349670 has 32 divisors (see below), whose sum is σ = 1224157536. Its totient is φ = 267456000.

The previous prime is 674349649. The next prime is 674349671. The reversal of 674349670 is 76943476.

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 674349670.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674349671) 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, 845712 + ... + 846508.

It is an arithmetic number, because the mean of its divisors is an integer number (38254923).

Almost surely, 2^674349670 is an apocalyptic number.

674349670 is a deficient number, since it is larger than the sum of its proper divisors (549807866).

674349670 is a wasteful number, since it uses less digits than its factorization.

674349670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1416.

The product of its (nonzero) digits is 762048, while the sum is 46.

The square root of 674349670 is about 25968.2434908486. The cubic root of 674349670 is about 876.9235159120.

The spelling of 674349670 in words is "six hundred seventy-four million, three hundred forty-nine thousand, six hundred seventy".