674896064 has 28 divisors (see below), whose sum is σ = 1364522544. Its totient is φ = 331079424.

The previous prime is 674896049. The next prime is 674896069. The reversal of 674896064 is 460698476.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (674896069) 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, 96092 + ... + 102875.

It is an arithmetic number, because the mean of its divisors is an integer number (48732948).

Almost surely, 2^674896064 is an apocalyptic number.

674896064 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

674896064 is an abundant number, since it is smaller than the sum of its proper divisors (689626480).

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

674896064 is a wasteful number, since it uses less digits than its factorization.

674896064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199032 (or 199022 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 50.

The square root of 674896064 is about 25978.7617872754. The cubic root of 674896064 is about 877.1602953442.

The spelling of 674896064 in words is "six hundred seventy-four million, eight hundred ninety-six thousand, sixty-four".