53612118 has 128 divisors (see below), whose sum is σ = 147363840. Its totient is φ = 14276736.

The previous prime is 53612093. The next prime is 53612131. The reversal of 53612118 is 81121635.

53612118 is a `hidden beast` number, since 536 + 12 + 118 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 53612091 and 53612100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 520455 + ... + 520557.

It is an arithmetic number, because the mean of its divisors is an integer number (1151280).

Almost surely, 2^53612118 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53612118, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73681920).

53612118 is an abundant number, since it is smaller than the sum of its proper divisors (93751722).

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

53612118 is a wasteful number, since it uses less digits than its factorization.

53612118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150 (or 132 counting only the distinct ones).

The product of its digits is 1440, while the sum is 27.

The square root of 53612118 is about 7322.0296366513. The cubic root of 53612118 is about 377.0691381149.

It can be divided in two parts, 53 and 612118, that added together give a triangular number (612171 = T₁₁₀₆).

The spelling of 53612118 in words is "fifty-three million, six hundred twelve thousand, one hundred eighteen".