53163288 has 24 divisors (see below), whose sum is σ = 143984100. Its totient is φ = 17721072.

The previous prime is 53163283. The next prime is 53163289. The reversal of 53163288 is 88236135.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53163283) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 369118 + ... + 369261.

Almost surely, 2^53163288 is an apocalyptic number.

It is an amenable number.

53163288 is an abundant number, since it is smaller than the sum of its proper divisors (90820812).

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

53163288 is a wasteful number, since it uses less digits than its factorization.

53163288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 738391 (or 738384 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 53163288 is about 7291.3159306123. The cubic root of 53163288 is about 376.0139386714.

The spelling of 53163288 in words is "fifty-three million, one hundred sixty-three thousand, two hundred eighty-eight".