53229724 has 6 divisors (see below), whose sum is σ = 93152024. Its totient is φ = 26614860.

The previous prime is 53229713. The next prime is 53229733. The reversal of 53229724 is 42792235.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 53229724.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6653712 + ... + 6653719.

Almost surely, 2^53229724 is an apocalyptic number.

It is an amenable number.

53229724 is a deficient number, since it is larger than the sum of its proper divisors (39922300).

53229724 is a wasteful number, since it uses less digits than its factorization.

53229724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13307435 (or 13307433 counting only the distinct ones).

The product of its digits is 30240, while the sum is 34.

The square root of 53229724 is about 7295.8703387601. The cubic root of 53229724 is about 376.1705032503.

The spelling of 53229724 in words is "fifty-three million, two hundred twenty-nine thousand, seven hundred twenty-four".