53665362 has 64 divisors (see below), whose sum is σ = 128770560. Its totient is φ = 16503552.

The previous prime is 53665349. The next prime is 53665373. The reversal of 53665362 is 26356635.

53665362 is a `hidden beast` number, since 536 + 65 + 3 + 62 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48103 + ... + 49205.

It is an arithmetic number, because the mean of its divisors is an integer number (2012040).

Almost surely, 2^53665362 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53665362, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64385280).

53665362 is an abundant number, since it is smaller than the sum of its proper divisors (75105198).

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

53665362 is a wasteful number, since it uses less digits than its factorization.

53665362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1184 (or 1178 counting only the distinct ones).

The product of its digits is 97200, while the sum is 36.

The square root of 53665362 is about 7325.6646114875. The cubic root of 53665362 is about 377.1939235013.

The spelling of 53665362 in words is "fifty-three million, six hundred sixty-five thousand, three hundred sixty-two".