124240224 has 24 divisors (see below), whose sum is σ = 326130840. Its totient is φ = 41413376.

The previous prime is 124240211. The next prime is 124240229. The reversal of 124240224 is 422042421.

It is a tau number, because it is divible by the number of its divisors (24).

It is a self number, because there is not a number n which added to its sum of digits gives 124240224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124240229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 646989 + ... + 647180.

It is an arithmetic number, because the mean of its divisors is an integer number (13588785).

Almost surely, 2^124240224 is an apocalyptic number.

It is an amenable number.

124240224 is an abundant number, since it is smaller than the sum of its proper divisors (201890616).

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

124240224 is a wasteful number, since it uses less digits than its factorization.

124240224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1294182 (or 1294174 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 124240224 is about 11146.3098826473. The cubic root of 124240224 is about 498.9849058959.

Adding to 124240224 its reverse (422042421), we get a palindrome (546282645).

The spelling of 124240224 in words is "one hundred twenty-four million, two hundred forty thousand, two hundred twenty-four".