52258457 has 2 divisors, whose sum is σ = 52258458. Its totient is φ = 52258456.

The previous prime is 52258439. The next prime is 52258463. The reversal of 52258457 is 75485225.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52258441 + 16 = 7229^2 + 4^2 .

It is a cyclic number.

It is not a de Polignac number, because 52258457 - 2¹⁸ = 51996313 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52258457.

It is not a weakly prime, because it can be changed into another prime (52258757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26129228 + 26129229.

It is an arithmetic number, because the mean of its divisors is an integer number (26129229).

Almost surely, 2^52258457 is an apocalyptic number.

It is an amenable number.

52258457 is a deficient number, since it is larger than the sum of its proper divisors (1).

52258457 is an equidigital number, since it uses as much as digits as its factorization.

52258457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 112000, while the sum is 38.

The square root of 52258457 is about 7229.0011066537. The cubic root of 52258457 is about 373.8684873188.

The spelling of 52258457 in words is "fifty-two million, two hundred fifty-eight thousand, four hundred fifty-seven".