627163964 has 12 divisors (see below), whose sum is σ = 1254327984. Its totient is φ = 268784544.

The previous prime is 627163961. The next prime is 627163981. The reversal of 627163964 is 469361726.

627163964 is an admirable number.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (627163961) 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, 11199329 + ... + 11199384.

It is an arithmetic number, because the mean of its divisors is an integer number (104527332).

Almost surely, 2^627163964 is an apocalyptic number.

It is an amenable number.

627163964 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

627163964 is a wasteful number, since it uses less digits than its factorization.

627163964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22398724 (or 22398722 counting only the distinct ones).

The product of its digits is 326592, while the sum is 44.

The square root of 627163964 is about 25043.2418827915. The cubic root of 627163964 is about 855.9735904013.

The spelling of 627163964 in words is "six hundred twenty-seven million, one hundred sixty-three thousand, nine hundred sixty-four".