674663516 has 6 divisors (see below), whose sum is σ = 1180661160. Its totient is φ = 337331756.

The previous prime is 674663503. The next prime is 674663579. The reversal of 674663516 is 615366476.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 84332936 + ... + 84332943.

It is an arithmetic number, because the mean of its divisors is an integer number (196776860).

Almost surely, 2^674663516 is an apocalyptic number.

It is an amenable number.

674663516 is a deficient number, since it is larger than the sum of its proper divisors (505997644).

674663516 is a wasteful number, since it uses less digits than its factorization.

674663516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168665883 (or 168665881 counting only the distinct ones).

The product of its digits is 544320, while the sum is 44.

The square root of 674663516 is about 25974.2856687147. The cubic root of 674663516 is about 877.0595364687.

The spelling of 674663516 in words is "six hundred seventy-four million, six hundred sixty-three thousand, five hundred sixteen".