52508279 has 2 divisors, whose sum is σ = 52508280. Its totient is φ = 52508278.

The previous prime is 52508233. The next prime is 52508293. The reversal of 52508279 is 97280525.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52508279 - 2¹² = 52504183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52508479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26254139 + 26254140.

It is an arithmetic number, because the mean of its divisors is an integer number (26254140).

Almost surely, 2^52508279 is an apocalyptic number.

52508279 is a deficient number, since it is larger than the sum of its proper divisors (1).

52508279 is an equidigital number, since it uses as much as digits as its factorization.

52508279 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 50400, while the sum is 38.

The square root of 52508279 is about 7246.2596558500. The cubic root of 52508279 is about 374.4633009850.

The spelling of 52508279 in words is "fifty-two million, five hundred eight thousand, two hundred seventy-nine".