52213896 has 112 divisors (see below), whose sum is σ = 167884800. Its totient is φ = 14906592.

The previous prime is 52213883. The next prime is 52213901. The reversal of 52213896 is 69831225.

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 52213896.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 40185 + ... + 41463.

Almost surely, 2^52213896 is an apocalyptic number.

52213896 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52213896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83942400).

52213896 is an abundant number, since it is smaller than the sum of its proper divisors (115670904).

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

52213896 is a wasteful number, since it uses less digits than its factorization.

52213896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1310 (or 1291 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 52213896 is about 7225.9183499400. The cubic root of 52213896 is about 373.7621907039.

The spelling of 52213896 in words is "fifty-two million, two hundred thirteen thousand, eight hundred ninety-six".