52022231 has 2 divisors, whose sum is σ = 52022232. Its totient is φ = 52022230.

The previous prime is 52022221. The next prime is 52022239. The reversal of 52022231 is 13222025.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52022231 - 2¹⁴ = 52005847 is a prime.

It is a super-2 number, since 2×52022231² = 5412625036434722, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52022239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26011115 + 26011116.

It is an arithmetic number, because the mean of its divisors is an integer number (26011116).

Almost surely, 2^52022231 is an apocalyptic number.

52022231 is a deficient number, since it is larger than the sum of its proper divisors (1).

52022231 is an equidigital number, since it uses as much as digits as its factorization.

52022231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 52022231 is about 7212.6438287219. The cubic root of 52022231 is about 373.3042987801.

Adding to 52022231 its reverse (13222025), we get a palindrome (65244256).

The spelling of 52022231 in words is "fifty-two million, twenty-two thousand, two hundred thirty-one".