123424052 has 12 divisors (see below), whose sum is σ = 216493956. Its totient is φ = 61568640.

The previous prime is 123424039. The next prime is 123424099. The reversal of 123424052 is 250424321.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 33477796 + 89946256 = 5786^2 + 9484^2 .

It is a super-2 number, since 2×123424052² = 30466993224197408, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33899 + ... + 37362.

It is an arithmetic number, because the mean of its divisors is an integer number (18041163).

Almost surely, 2^123424052 is an apocalyptic number.

It is an amenable number.

123424052 is a deficient number, since it is larger than the sum of its proper divisors (93069904).

123424052 is a wasteful number, since it uses less digits than its factorization.

123424052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71698 (or 71696 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 123424052 is about 11109.6377978762. The cubic root of 123424052 is about 497.8898430029.

Adding to 123424052 its reverse (250424321), we get a palindrome (373848373).

The spelling of 123424052 in words is "one hundred twenty-three million, four hundred twenty-four thousand, fifty-two".