53662288 has 20 divisors (see below), whose sum is σ = 105934068. Its totient is φ = 26324480.

The previous prime is 53662261. The next prime is 53662291. The reversal of 53662288 is 88226635.

It can be written as a sum of positive squares in 2 ways, for example, as 22391824 + 31270464 = 4732^2 + 5592^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 53662288.

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 3 ways as a sum of consecutive naturals, for example, 30793 + ... + 32488.

Almost surely, 2^53662288 is an apocalyptic number.

It is an amenable number.

53662288 is a deficient number, since it is larger than the sum of its proper divisors (52271780).

53662288 is a wasteful number, since it uses less digits than its factorization.

53662288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63342 (or 63336 counting only the distinct ones).

The product of its digits is 138240, while the sum is 40.

The square root of 53662288 is about 7325.4547981678. The cubic root of 53662288 is about 377.1867213619.

The spelling of 53662288 in words is "fifty-three million, six hundred sixty-two thousand, two hundred eighty-eight".