313772628 has 24 divisors (see below), whose sum is σ = 788454688. Its totient is φ = 96545376.

The previous prime is 313772609. The next prime is 313772633. The reversal of 313772628 is 826277313.

313772628 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

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, 1005526 + ... + 1005837.

Almost surely, 2^313772628 is an apocalyptic number.

It is an amenable number.

313772628 is an abundant number, since it is smaller than the sum of its proper divisors (474682060).

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

313772628 is a wasteful number, since it uses less digits than its factorization.

313772628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2011383 (or 2011381 counting only the distinct ones).

The product of its digits is 84672, while the sum is 39.

The square root of 313772628 is about 17713.6283126863. The cubic root of 313772628 is about 679.5243415193.

The spelling of 313772628 in words is "three hundred thirteen million, seven hundred seventy-two thousand, six hundred twenty-eight".