53232313 has 8 divisors (see below), whose sum is σ = 55171080. Its totient is φ = 51300480.

The previous prime is 53232293. The next prime is 53232317. The reversal of 53232313 is 31323235.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 7033104 + 46199209 = 2652^2 + 6797^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53232313 - 2¹⁷ = 53101241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53232317) 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, 17781 + ... + 20557.

It is an arithmetic number, because the mean of its divisors is an integer number (6896385).

Almost surely, 2^53232313 is an apocalyptic number.

It is an amenable number.

53232313 is a deficient number, since it is larger than the sum of its proper divisors (1938767).

53232313 is a wasteful number, since it uses less digits than its factorization.

53232313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3467.

The product of its digits is 1620, while the sum is 22.

The square root of 53232313 is about 7296.0477657428. The cubic root of 53232313 is about 376.1766019083.

Adding to 53232313 its reverse (31323235), we get a palindrome (84555548).

The spelling of 53232313 in words is "fifty-three million, two hundred thirty-two thousand, three hundred thirteen".