53163284 has 18 divisors (see below), whose sum is σ = 98832510. Its totient is φ = 25017472.

The previous prime is 53163283. The next prime is 53163289. The reversal of 53163284 is 48236135.

It can be written as a sum of positive squares in 3 ways, for example, as 5856400 + 47306884 = 2420^2 + 6878^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 53163284.

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, 21839 + ... + 24150.

It is an arithmetic number, because the mean of its divisors is an integer number (5490695).

Almost surely, 2^53163284 is an apocalyptic number.

It is an amenable number.

53163284 is a deficient number, since it is larger than the sum of its proper divisors (45669226).

53163284 is a wasteful number, since it uses less digits than its factorization.

53163284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46027 (or 46008 counting only the distinct ones).

The product of its digits is 17280, while the sum is 32.

The square root of 53163284 is about 7291.3156563133. The cubic root of 53163284 is about 376.0139292410.

The spelling of 53163284 in words is "fifty-three million, one hundred sixty-three thousand, two hundred eighty-four".