623916607 has 8 divisors (see below), whose sum is σ = 668640096. Its totient is φ = 580659552.

The previous prime is 623916581. The next prime is 623916617. The reversal of 623916607 is 706619326.

623916607 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 623916607 - 2²³ = 615527999 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 623916607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (623916617) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 365728 + ... + 367429.

It is an arithmetic number, because the mean of its divisors is an integer number (83580012).

Almost surely, 2^623916607 is an apocalyptic number.

623916607 is a deficient number, since it is larger than the sum of its proper divisors (44723489).

623916607 is a wasteful number, since it uses less digits than its factorization.

623916607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 733217.

The product of its (nonzero) digits is 81648, while the sum is 40.

The square root of 623916607 is about 24978.3227419297. The cubic root of 623916607 is about 854.4936673546.

The spelling of 623916607 in words is "six hundred twenty-three million, nine hundred sixteen thousand, six hundred seven".