52586249 has 2 divisors, whose sum is σ = 52586250. Its totient is φ = 52586248.

The previous prime is 52586239. The next prime is 52586263. The reversal of 52586249 is 94268525.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36240400 + 16345849 = 6020^2 + 4043^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52586249 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (52586239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26293124 + 26293125.

It is an arithmetic number, because the mean of its divisors is an integer number (26293125).

Almost surely, 2^52586249 is an apocalyptic number.

It is an amenable number.

52586249 is a deficient number, since it is larger than the sum of its proper divisors (1).

52586249 is an equidigital number, since it uses as much as digits as its factorization.

52586249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 172800, while the sum is 41.

The square root of 52586249 is about 7251.6376771044. The cubic root of 52586249 is about 374.6485572561.

The spelling of 52586249 in words is "fifty-two million, five hundred eighty-six thousand, two hundred forty-nine".