123225504 has 48 divisors (see below), whose sum is σ = 324051840. Its totient is φ = 41000960.

The previous prime is 123225497. The next prime is 123225517. The reversal of 123225504 is 405522321.

It is a tau number, because it is divible by the number of its divisors (48).

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86752 + ... + 88160.

It is an arithmetic number, because the mean of its divisors is an integer number (6751080).

Almost surely, 2^123225504 is an apocalyptic number.

It is an amenable number.

123225504 is an abundant number, since it is smaller than the sum of its proper divisors (200826336).

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

123225504 is a wasteful number, since it uses less digits than its factorization.

123225504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2333 (or 2325 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 123225504 is about 11100.6983564098. The cubic root of 123225504 is about 497.6227203295.

Adding to 123225504 its reverse (405522321), we get a palindrome (528747825).

The spelling of 123225504 in words is "one hundred twenty-three million, two hundred twenty-five thousand, five hundred four".