627056623 has 4 divisors (see below), whose sum is σ = 647284288. Its totient is φ = 606828960.

The previous prime is 627056533. The next prime is 627056627. The reversal of 627056623 is 326650726.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-627056623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (627056627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10113786 + ... + 10113847.

It is an arithmetic number, because the mean of its divisors is an integer number (161821072).

Almost surely, 2^627056623 is an apocalyptic number.

627056623 is a deficient number, since it is larger than the sum of its proper divisors (20227665).

627056623 is a wasteful number, since it uses less digits than its factorization.

627056623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20227664.

The product of its (nonzero) digits is 90720, while the sum is 37.

The square root of 627056623 is about 25041.0986779734. The cubic root of 627056623 is about 855.9247534630.

The spelling of 627056623 in words is "six hundred twenty-seven million, fifty-six thousand, six hundred twenty-three".