53252331 has 8 divisors (see below), whose sum is σ = 77457984. Its totient is φ = 32274120.

The previous prime is 53252293. The next prime is 53252369. The reversal of 53252331 is 13325235.

It is a happy number.

53252331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (53252293) and next prime (53252369).

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

It is not a de Polignac number, because 53252331 - 2⁹ = 53251819 is a prime.

It is a super-2 number, since 2×53252331² = 5671621513867122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53252371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 806821 + ... + 806886.

It is an arithmetic number, because the mean of its divisors is an integer number (9682248).

Almost surely, 2^53252331 is an apocalyptic number.

53252331 is a deficient number, since it is larger than the sum of its proper divisors (24205653).

53252331 is a wasteful number, since it uses less digits than its factorization.

53252331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1613721.

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

The square root of 53252331 is about 7297.4194754036. The cubic root of 53252331 is about 376.2237497092.

Adding to 53252331 its reverse (13325235), we get a palindrome (66577566).

The spelling of 53252331 in words is "fifty-three million, two hundred fifty-two thousand, three hundred thirty-one".