53037216 has 36 divisors (see below), whose sum is σ = 150825402. Its totient is φ = 17678976.

The previous prime is 53037199. The next prime is 53037217. The reversal of 53037216 is 61273035.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 42771600 + 10265616 = 6540^2 + 3204^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 53037216.

It is not an unprimeable number, because it can be changed into a prime (53037217) 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, 91791 + ... + 92366.

Almost surely, 2^53037216 is an apocalyptic number.

It is an amenable number.

53037216 is an abundant number, since it is smaller than the sum of its proper divisors (97788186).

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

53037216 is a wasteful number, since it uses less digits than its factorization.

53037216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184173 (or 184162 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 27.

The square root of 53037216 is about 7282.6654461124. The cubic root of 53037216 is about 375.7164755622.

The spelling of 53037216 in words is "fifty-three million, thirty-seven thousand, two hundred sixteen".