53233152 has 80 divisors (see below), whose sum is σ = 162108672. Its totient is φ = 15206400.

The previous prime is 53233099. The next prime is 53233153. The reversal of 53233152 is 25133235.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53233153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8277 + ... + 13227.

Almost surely, 2^53233152 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 53233152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81054336).

53233152 is an abundant number, since it is smaller than the sum of its proper divisors (108875520).

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

53233152 is an equidigital number, since it uses as much as digits as its factorization.

53233152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4979 (or 4963 counting only the distinct ones).

The product of its digits is 2700, while the sum is 24.

The square root of 53233152 is about 7296.1052623986. The cubic root of 53233152 is about 376.1785782174.

Adding to 53233152 its reverse (25133235), we get a palindrome (78366387).

The spelling of 53233152 in words is "fifty-three million, two hundred thirty-three thousand, one hundred fifty-two".