52242331 has 2 divisors, whose sum is σ = 52242332. Its totient is φ = 52242330.

The previous prime is 52242319. The next prime is 52242341. The reversal of 52242331 is 13324225.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52242331 - 2¹³ = 52234139 is a prime.

It is a super-2 number, since 2×52242331² = 5458522296627122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (52242301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26121165 + 26121166.

It is an arithmetic number, because the mean of its divisors is an integer number (26121166).

Almost surely, 2^52242331 is an apocalyptic number.

52242331 is a deficient number, since it is larger than the sum of its proper divisors (1).

52242331 is an equidigital number, since it uses as much as digits as its factorization.

52242331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1440, while the sum is 22.

The square root of 52242331 is about 7227.8856521115. The cubic root of 52242331 is about 373.8300270464.

Adding to 52242331 its reverse (13324225), we get a palindrome (65566556).

The spelling of 52242331 in words is "fifty-two million, two hundred forty-two thousand, three hundred thirty-one".