674384536 has 16 divisors (see below), whose sum is σ = 1445109840. Its totient is φ = 289021920.

The previous prime is 674384521. The next prime is 674384549. The reversal of 674384536 is 635483476.

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, 6021235 + ... + 6021346.

It is an arithmetic number, because the mean of its divisors is an integer number (90319365).

Almost surely, 2^674384536 is an apocalyptic number.

It is an amenable number.

674384536 is an abundant number, since it is smaller than the sum of its proper divisors (770725304).

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

674384536 is a wasteful number, since it uses less digits than its factorization.

674384536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12042594 (or 12042590 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 46.

The square root of 674384536 is about 25968.9148021245. The cubic root of 674384536 is about 876.9386288866.

The spelling of 674384536 in words is "six hundred seventy-four million, three hundred eighty-four thousand, five hundred thirty-six".