674073984 has 32 divisors (see below), whose sum is σ = 1790510040. Its totient is φ = 224691200.

The previous prime is 674073979. The next prime is 674073991. The reversal of 674073984 is 489370476.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a Harshad number since it is a multiple of its sum of digits (48).

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 3 ways as a sum of consecutive naturals, for example, 877317 + ... + 878084.

Almost surely, 2^674073984 is an apocalyptic number.

674073984 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

674073984 is an abundant number, since it is smaller than the sum of its proper divisors (1116436056).

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

674073984 is a wasteful number, since it uses less digits than its factorization.

674073984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1755418 (or 1755406 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 48.

The square root of 674073984 is about 25962.9348109955. The cubic root of 674073984 is about 876.8039990405.

The spelling of 674073984 in words is "six hundred seventy-four million, seventy-three thousand, nine hundred eighty-four".