53231352 has 32 divisors (see below), whose sum is σ = 140907600. Its totient is φ = 16699904.

The previous prime is 53231351. The next prime is 53231359. The reversal of 53231352 is 25313235.

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 (53231351) 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, 64827 + ... + 65642.

Almost surely, 2^53231352 is an apocalyptic number.

It is an amenable number.

53231352 is an abundant number, since it is smaller than the sum of its proper divisors (87676248).

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

53231352 is a wasteful number, since it uses less digits than its factorization.

53231352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130495 (or 130491 counting only the distinct ones).

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

The square root of 53231352 is about 7295.9819078723. The cubic root of 53231352 is about 376.1743381962.

Adding to 53231352 its reverse (25313235), we get a palindrome (78544587).

The spelling of 53231352 in words is "fifty-three million, two hundred thirty-one thousand, three hundred fifty-two".