53056536 has 96 divisors (see below), whose sum is σ = 146165760. Its totient is φ = 16039296.

The previous prime is 53056511. The next prime is 53056537. The reversal of 53056536 is 63565035.

It is a junction number, because it is equal to n+sod(n) for n = 53056497 and 53056506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53056537) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 417705 + ... + 417831.

It is an arithmetic number, because the mean of its divisors is an integer number (1522560).

Almost surely, 2^53056536 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 53056536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73082880).

53056536 is an abundant number, since it is smaller than the sum of its proper divisors (93109224).

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

53056536 is a wasteful number, since it uses less digits than its factorization.

53056536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265 (or 248 counting only the distinct ones).

The product of its (nonzero) digits is 40500, while the sum is 33.

The square root of 53056536 is about 7283.9917627631. The cubic root of 53056536 is about 375.7620910855.

The spelling of 53056536 in words is "fifty-three million, fifty-six thousand, five hundred thirty-six".