53325132 has 72 divisors (see below), whose sum is σ = 151070976. Its totient is φ = 14569632.

The previous prime is 53325131. The next prime is 53325143. The reversal of 53325132 is 23152335.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (53325131) 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, 11553 + ... + 15495.

It is an arithmetic number, because the mean of its divisors is an integer number (2098208).

Almost surely, 2^53325132 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 53325132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75535488).

53325132 is an abundant number, since it is smaller than the sum of its proper divisors (97745844).

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

53325132 is a wasteful number, since it uses less digits than its factorization.

53325132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3987 (or 3978 counting only the distinct ones).

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

The square root of 53325132 is about 7302.4059049056. The cubic root of 53325132 is about 376.3951161880.

Adding to 53325132 its reverse (23152335), we get a palindrome (76477467).

The spelling of 53325132 in words is "fifty-three million, three hundred twenty-five thousand, one hundred thirty-two".