53963136 has 96 divisors (see below), whose sum is σ = 156865800. Its totient is φ = 17805312.

The previous prime is 53963123. The next prime is 53963141. The reversal of 53963136 is 63136935.

It is a tau number, because it is divible by the number of its divisors (96).

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

It is a self number, because there is not a number n which added to its sum of digits gives 53963136.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 159960 + ... + 160296.

Almost surely, 2^53963136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53963136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78432900).

53963136 is an abundant number, since it is smaller than the sum of its proper divisors (102902664).

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

53963136 is a wasteful number, since it uses less digits than its factorization.

53963136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496 (or 481 counting only the distinct ones).

The product of its digits is 43740, while the sum is 36.

The square root of 53963136 is about 7345.9605226274. The cubic root of 53963136 is about 377.8902847785.

The spelling of 53963136 in words is "fifty-three million, nine hundred sixty-three thousand, one hundred thirty-six".