623161364 has 12 divisors (see below), whose sum is σ = 1246322784. Its totient is φ = 267069144.

The previous prime is 623161313. The next prime is 623161369. The reversal of 623161364 is 463161326.

623161364 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 623161364.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (623161369) 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, 11127854 + ... + 11127909.

It is an arithmetic number, because the mean of its divisors is an integer number (103860232).

Almost surely, 2^623161364 is an apocalyptic number.

It is an amenable number.

623161364 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.

623161364 is a wasteful number, since it uses less digits than its factorization.

623161364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22255774 (or 22255772 counting only the distinct ones).

The product of its digits is 15552, while the sum is 32.

The square root of 623161364 is about 24963.2001954878. The cubic root of 623161364 is about 854.1487436234.

The spelling of 623161364 in words is "six hundred twenty-three million, one hundred sixty-one thousand, three hundred sixty-four".