52053232 has 120 divisors (see below), whose sum is σ = 132991488. Its totient is φ = 19282560.

The previous prime is 52053229. The next prime is 52053233. The reversal of 52053232 is 23235025.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52053233) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 311613 + ... + 311779.

Almost surely, 2^52053232 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 52053232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66495744).

52053232 is an abundant number, since it is smaller than the sum of its proper divisors (80938256).

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

52053232 is a wasteful number, since it uses less digits than its factorization.

52053232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227 (or 210 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 22.

The square root of 52053232 is about 7214.7925819111. The cubic root of 52053232 is about 373.3784370110.

Adding to 52053232 its reverse (23235025), we get a palindrome (75288257).

The spelling of 52053232 in words is "fifty-two million, fifty-three thousand, two hundred thirty-two".