52297717 has 2 divisors, whose sum is σ = 52297718. Its totient is φ = 52297716.

The previous prime is 52297681. The next prime is 52297733. The reversal of 52297717 is 71779225.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40525956 + 11771761 = 6366^2 + 3431^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52297717 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52297717.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52294717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26148858 + 26148859.

It is an arithmetic number, because the mean of its divisors is an integer number (26148859).

Almost surely, 2^52297717 is an apocalyptic number.

It is an amenable number.

52297717 is a deficient number, since it is larger than the sum of its proper divisors (1).

52297717 is an equidigital number, since it uses as much as digits as its factorization.

52297717 is an evil number, because the sum of its binary digits is even.

The product of its digits is 61740, while the sum is 40.

The square root of 52297717 is about 7231.7160480760. The cubic root of 52297717 is about 373.9620887725.

The spelling of 52297717 in words is "fifty-two million, two hundred ninety-seven thousand, seven hundred seventeen".