53612120 has 32 divisors (see below), whose sum is σ = 122677200. Its totient is φ = 21080448.

The previous prime is 53612093. The next prime is 53612131. The reversal of 53612120 is 2121635.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 53612092 and 53612101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8999 + ... + 13718.

Almost surely, 2^53612120 is an apocalyptic number.

It is an amenable number.

53612120 is an abundant number, since it is smaller than the sum of its proper divisors (69065080).

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

53612120 is a wasteful number, since it uses less digits than its factorization.

53612120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22787 (or 22783 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 53612120 is about 7322.0297732255. The cubic root of 53612120 is about 377.0691428038.

Adding to 53612120 its reverse (2121635), we get a palindrome (55733755).

The spelling of 53612120 in words is "fifty-three million, six hundred twelve thousand, one hundred twenty".