123244404 has 24 divisors (see below), whose sum is σ = 287776608. Its totient is φ = 41052000.

The previous prime is 123244399. The next prime is 123244411. The reversal of 123244404 is 404442321.

It is a happy number.

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, 19654 + ... + 25154.

It is an arithmetic number, because the mean of its divisors is an integer number (11990692).

Almost surely, 2^123244404 is an apocalyptic number.

It is an amenable number.

123244404 is an abundant number, since it is smaller than the sum of its proper divisors (164532204).

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

123244404 is a wasteful number, since it uses less digits than its factorization.

123244404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7375 (or 7373 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 123244404 is about 11101.5496215618. The cubic root of 123244404 is about 497.6481603786.

Adding to 123244404 its reverse (404442321), we get a palindrome (527686725).

The spelling of 123244404 in words is "one hundred twenty-three million, two hundred forty-four thousand, four hundred four".