52333021 has 16 divisors (see below), whose sum is σ = 61072704. Its totient is φ = 44400384.

The previous prime is 52333013. The next prime is 52333033. The reversal of 52333021 is 12033325.

It is a cyclic number.

It is not a de Polignac number, because 52333021 - 2³ = 52333013 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52333021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52333051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6750 + ... + 12256.

It is an arithmetic number, because the mean of its divisors is an integer number (3817044).

Almost surely, 2^52333021 is an apocalyptic number.

It is an amenable number.

52333021 is a deficient number, since it is larger than the sum of its proper divisors (8739683).

52333021 is a wasteful number, since it uses less digits than its factorization.

52333021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5580.

The product of its (nonzero) digits is 540, while the sum is 19.

The square root of 52333021 is about 7234.1565506975. The cubic root of 52333021 is about 374.0462185630.

Adding to 52333021 its reverse (12033325), we get a palindrome (64366346).

The spelling of 52333021 in words is "fifty-two million, three hundred thirty-three thousand, twenty-one".