124239612 has 48 divisors (see below), whose sum is σ = 338365440. Its totient is φ = 34740672.

The previous prime is 124239607. The next prime is 124239623. The reversal of 124239612 is 216932421.

It is a self number, because there is not a number n which added to its sum of digits gives 124239612.

It is a congruent number.

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, 11787 + ... + 19682.

It is an arithmetic number, because the mean of its divisors is an integer number (7049280).

Almost surely, 2^124239612 is an apocalyptic number.

124239612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

124239612 is an abundant number, since it is smaller than the sum of its proper divisors (214125828).

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

124239612 is a wasteful number, since it uses less digits than its factorization.

124239612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31530 (or 31528 counting only the distinct ones).

The product of its digits is 5184, while the sum is 30.

The square root of 124239612 is about 11146.2824295816. The cubic root of 124239612 is about 498.9840865711.

The spelling of 124239612 in words is "one hundred twenty-four million, two hundred thirty-nine thousand, six hundred twelve".