52322331 has 4 divisors (see below), whose sum is σ = 69763112. Its totient is φ = 34881552.

The previous prime is 52322279. The next prime is 52322339. The reversal of 52322331 is 13322325.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 52322331 - 2¹¹ = 52320283 is a prime.

It is a super-2 number, since 2×52322331² = 5475252642547122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52322298 and 52322307.

It is not an unprimeable number, because it can be changed into a prime (52322339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8720386 + ... + 8720391.

It is an arithmetic number, because the mean of its divisors is an integer number (17440778).

Almost surely, 2^52322331 is an apocalyptic number.

52322331 is a deficient number, since it is larger than the sum of its proper divisors (17440781).

52322331 is a wasteful number, since it uses less digits than its factorization.

52322331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17440780.

The product of its digits is 1080, while the sum is 21.

The square root of 52322331 is about 7233.4176569586. The cubic root of 52322331 is about 374.0207481793.

Adding to 52322331 its reverse (13322325), we get a palindrome (65644656).

The spelling of 52322331 in words is "fifty-two million, three hundred twenty-two thousand, three hundred thirty-one".