22534331 has 2 divisors, whose sum is σ = 22534332. Its totient is φ = 22534330.

The previous prime is 22534321. The next prime is 22534339. The reversal of 22534331 is 13343522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22534331 - 2¹⁴ = 22517947 is a prime.

It is a super-2 number, since 2×22534331² = 1015592147235122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22534297 and 22534306.

It is not a weakly prime, because it can be changed into another prime (22534339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11267165 + 11267166.

It is an arithmetic number, because the mean of its divisors is an integer number (11267166).

Almost surely, 2^22534331 is an apocalyptic number.

22534331 is a deficient number, since it is larger than the sum of its proper divisors (1).

22534331 is an equidigital number, since it uses as much as digits as its factorization.

22534331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2160, while the sum is 23.

The square root of 22534331 is about 4747.0339160364. The cubic root of 22534331 is about 282.4543210660.

Adding to 22534331 its reverse (13343522), we get a palindrome (35877853).

The spelling of 22534331 in words is "twenty-two million, five hundred thirty-four thousand, three hundred thirty-one".