53120624 has 20 divisors (see below), whose sum is σ = 103044744. Its totient is φ = 26528448.

The previous prime is 53120623. The next prime is 53120633. The reversal of 53120624 is 42602135.

It is a self number, because there is not a number n which added to its sum of digits gives 53120624.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53120623) 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, 17594 + ... + 20390.

Almost surely, 2^53120624 is an apocalyptic number.

It is an amenable number.

53120624 is a deficient number, since it is larger than the sum of its proper divisors (49924120).

53120624 is a wasteful number, since it uses less digits than its factorization.

53120624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3992 (or 3986 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 53120624 is about 7288.3896712511. The cubic root of 53120624 is about 375.9133269364.

Adding to 53120624 its reverse (42602135), we get a palindrome (95722759).

The spelling of 53120624 in words is "fifty-three million, one hundred twenty thousand, six hundred twenty-four".