674750128 has 40 divisors (see below), whose sum is σ = 1490717088. Its totient is φ = 293102592.

The previous prime is 674750051. The next prime is 674750143. The reversal of 674750128 is 821057476.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91876 + ... + 98947.

Almost surely, 2^674750128 is an apocalyptic number.

674750128 is a gapful number since it is divisible by the number (68) formed by its first and last digit.

It is an amenable number.

674750128 is an abundant number, since it is smaller than the sum of its proper divisors (815966960).

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

674750128 is a wasteful number, since it uses less digits than its factorization.

674750128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190861 (or 190855 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 40.

The square root of 674750128 is about 25975.9528795384. The cubic root of 674750128 is about 877.0970665996.

The spelling of 674750128 in words is "six hundred seventy-four million, seven hundred fifty thousand, one hundred twenty-eight".