674947964 has 12 divisors (see below), whose sum is σ = 1201179000. Its totient is φ = 331753968.

The previous prime is 674947937. The next prime is 674947967. The reversal of 674947964 is 469749476.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674947967) 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, 1429739 + ... + 1430210.

It is an arithmetic number, because the mean of its divisors is an integer number (100098250).

Almost surely, 2^674947964 is an apocalyptic number.

It is an amenable number.

674947964 is a deficient number, since it is larger than the sum of its proper divisors (526231036).

674947964 is a wasteful number, since it uses less digits than its factorization.

674947964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2860012 (or 2860010 counting only the distinct ones).

The product of its digits is 9144576, while the sum is 56.

The square root of 674947964 is about 25979.7606609453. The cubic root of 674947964 is about 877.1827795236.

The spelling of 674947964 in words is "six hundred seventy-four million, nine hundred forty-seven thousand, nine hundred sixty-four".