674799984 has 50 divisors (see below), whose sum is σ = 1953070680. Its totient is φ = 224932896.

The previous prime is 674799959. The next prime is 674800001. The reversal of 674799984 is 489997476.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 259044 + ... + 261635.

Almost surely, 2^674799984 is an apocalyptic number.

It is an amenable number.

674799984 is an abundant number, since it is smaller than the sum of its proper divisors (1278270696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

674799984 is a wasteful number, since it uses less digits than its factorization.

674799984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520699 (or 520684 counting only the distinct ones).

The product of its digits is 27433728, while the sum is 63.

The square root of 674799984 is about 25976.9125186193. The cubic root of 674799984 is about 877.1186684107.

The spelling of 674799984 in words is "six hundred seventy-four million, seven hundred ninety-nine thousand, nine hundred eighty-four".