623611104 has 24 divisors (see below), whose sum is σ = 1636979400. Its totient is φ = 207870336.

The previous prime is 623611063. The next prime is 623611111. The reversal of 623611104 is 401116326.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 3247879 + ... + 3248070.

It is an arithmetic number, because the mean of its divisors is an integer number (68207475).

Almost surely, 2^623611104 is an apocalyptic number.

It is an amenable number.

623611104 is an abundant number, since it is smaller than the sum of its proper divisors (1013368296).

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

623611104 is a wasteful number, since it uses less digits than its factorization.

623611104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6495962 (or 6495954 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 623611104 is about 24972.2066305723. The cubic root of 623611104 is about 854.3541759570.

The spelling of 623611104 in words is "six hundred twenty-three million, six hundred eleven thousand, one hundred four".