52339591 has 2 divisors, whose sum is σ = 52339592. Its totient is φ = 52339590.

The previous prime is 52339579. The next prime is 52339597. The reversal of 52339591 is 19593325.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52339591 - 2²³ = 43950983 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52339591.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52339597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26169795 + 26169796.

It is an arithmetic number, because the mean of its divisors is an integer number (26169796).

Almost surely, 2^52339591 is an apocalyptic number.

52339591 is a deficient number, since it is larger than the sum of its proper divisors (1).

52339591 is an equidigital number, since it uses as much as digits as its factorization.

52339591 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36450, while the sum is 37.

The square root of 52339591 is about 7234.6106322317. The cubic root of 52339591 is about 374.0618707635.

The spelling of 52339591 in words is "fifty-two million, three hundred thirty-nine thousand, five hundred ninety-one".