53327232 has 192 divisors, whose sum is σ = 186170400. Its totient is φ = 14303232.

The previous prime is 53327227. The next prime is 53327233. The reversal of 53327232 is 23272335.

It is a tau number, because it is divible by the number of its divisors (192).

It is a junction number, because it is equal to n+sod(n) for n = 53327196 and 53327205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53327233) 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, 136894 + ... + 137282.

Almost surely, 2^53327232 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 53327232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93085200).

53327232 is an abundant number, since it is smaller than the sum of its proper divisors (132843168).

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

53327232 is a wasteful number, since it uses less digits than its factorization.

53327232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433 (or 418 counting only the distinct ones).

The product of its digits is 7560, while the sum is 27.

The square root of 53327232 is about 7302.5496917173. The cubic root of 53327232 is about 376.4000570688.

Adding to 53327232 its reverse (23272335), we get a palindrome (76599567).

The spelling of 53327232 in words is "fifty-three million, three hundred twenty-seven thousand, two hundred thirty-two".