627070668 has 24 divisors (see below), whose sum is σ = 1672188672. Its totient is φ = 179163024.

The previous prime is 627070627. The next prime is 627070681. The reversal of 627070668 is 866070726.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3732480 + ... + 3732647.

It is an arithmetic number, because the mean of its divisors is an integer number (69674528).

Almost surely, 2^627070668 is an apocalyptic number.

It is an amenable number.

627070668 is an abundant number, since it is smaller than the sum of its proper divisors (1045118004).

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

627070668 is a wasteful number, since it uses less digits than its factorization.

627070668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7465141 (or 7465139 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 42.

The square root of 627070668 is about 25041.3791153762. The cubic root of 627070668 is about 855.9311438340.

The spelling of 627070668 in words is "six hundred twenty-seven million, seventy thousand, six hundred sixty-eight".