55724024 has 16 divisors (see below), whose sum is σ = 104629320. Its totient is φ = 27822880.

The previous prime is 55723973. The next prime is 55724027. The reversal of 55724024 is 42042755.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55724027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1679 + ... + 10689.

Almost surely, 2^55724024 is an apocalyptic number.

It is an amenable number.

55724024 is a deficient number, since it is larger than the sum of its proper divisors (48905296).

55724024 is a wasteful number, since it uses less digits than its factorization.

55724024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9790 (or 9786 counting only the distinct ones).

The product of its (nonzero) digits is 11200, while the sum is 29.

The square root of 55724024 is about 7464.8525772449. The cubic root of 55724024 is about 381.9567214294.

Adding to 55724024 its reverse (42042755), we get a palindrome (97766779).

The spelling of 55724024 in words is "fifty-five million, seven hundred twenty-four thousand, twenty-four".