623089338 has 32 divisors (see below), whose sum is σ = 1322469504. Its totient is φ = 195036672.

The previous prime is 623089303. The next prime is 623089391. The reversal of 623089338 is 833980326.

623089338 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 623089338.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39931 + ... + 53297.

It is an arithmetic number, because the mean of its divisors is an integer number (41327172).

Almost surely, 2^623089338 is an apocalyptic number.

623089338 is an abundant number, since it is smaller than the sum of its proper divisors (699380166).

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

623089338 is a wasteful number, since it uses less digits than its factorization.

623089338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13846.

The product of its (nonzero) digits is 186624, while the sum is 42.

The square root of 623089338 is about 24961.7575102395. The cubic root of 623089338 is about 854.1158343903.

The spelling of 623089338 in words is "six hundred twenty-three million, eighty-nine thousand, three hundred thirty-eight".