52022239 has 2 divisors, whose sum is σ = 52022240. Its totient is φ = 52022238.

The previous prime is 52022231. The next prime is 52022249. The reversal of 52022239 is 93222025.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52022239 - 2³ = 52022231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52022231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26011119 + 26011120.

It is an arithmetic number, because the mean of its divisors is an integer number (26011120).

Almost surely, 2^52022239 is an apocalyptic number.

52022239 is a deficient number, since it is larger than the sum of its proper divisors (1).

52022239 is an equidigital number, since it uses as much as digits as its factorization.

52022239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 52022239 is about 7212.6443833035. The cubic root of 52022239 is about 373.3043179158.

The spelling of 52022239 in words is "fifty-two million, twenty-two thousand, two hundred thirty-nine".