623331798 has 16 divisors (see below), whose sum is σ = 1256181696. Its totient is φ = 206190920.

The previous prime is 623331773. The next prime is 623331811. The reversal of 623331798 is 897133326.

It is a happy number.

623331798 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 395736 + ... + 397307.

It is an arithmetic number, because the mean of its divisors is an integer number (78511356).

Almost surely, 2^623331798 is an apocalyptic number.

623331798 is an abundant number, since it is smaller than the sum of its proper divisors (632849898).

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

623331798 is a wasteful number, since it uses less digits than its factorization.

623331798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 793179.

The product of its digits is 163296, while the sum is 42.

The square root of 623331798 is about 24966.6136670555. The cubic root of 623331798 is about 854.2266061299.

The spelling of 623331798 in words is "six hundred twenty-three million, three hundred thirty-one thousand, seven hundred ninety-eight".