52331433 has 32 divisors (see below), whose sum is σ = 87892992. Its totient is φ = 26904000.

The previous prime is 52331393. The next prime is 52331443. The reversal of 52331433 is 33413325.

It is a happy number.

52331433 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 52331433 - 2⁶ = 52331369 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (52331443) 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 31 ways as a sum of consecutive naturals, for example, 22210 + ... + 24452.

It is an arithmetic number, because the mean of its divisors is an integer number (2746656).

Almost surely, 2^52331433 is an apocalyptic number.

It is an amenable number.

52331433 is a deficient number, since it is larger than the sum of its proper divisors (35561559).

52331433 is a wasteful number, since it uses less digits than its factorization.

52331433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2365.

The product of its digits is 3240, while the sum is 24.

The square root of 52331433 is about 7234.0467927710. The cubic root of 52331433 is about 374.0424351556.

Adding to 52331433 its reverse (33413325), we get a palindrome (85744758).

It can be divided in two parts, 5233 and 1433, that added together give a palindrome (6666).

The spelling of 52331433 in words is "fifty-two million, three hundred thirty-one thousand, four hundred thirty-three".