674256330 has 48 divisors (see below), whose sum is σ = 1912438944. Its totient is φ = 163455840.

The previous prime is 674256311. The next prime is 674256343. The reversal of 674256330 is 33652476.

674256330 is a `hidden beast` number, since 6 + 74 + 256 + 330 = 666.

It is a super-3 number, since 3×674256330³ (a number of 27 digits) contains 333 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 339544 + ... + 341523.

It is an arithmetic number, because the mean of its divisors is an integer number (39842478).

Almost surely, 2^674256330 is an apocalyptic number.

674256330 is an abundant number, since it is smaller than the sum of its proper divisors (1238182614).

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

674256330 is a wasteful number, since it uses less digits than its factorization.

674256330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 681091 (or 681088 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 36.

The square root of 674256330 is about 25966.4462335530. The cubic root of 674256330 is about 876.8830543031.

The spelling of 674256330 in words is "six hundred seventy-four million, two hundred fifty-six thousand, three hundred thirty".