452489717 has 2 divisors, whose sum is σ = 452489718. Its totient is φ = 452489716.

The previous prime is 452489701. The next prime is 452489729. The reversal of 452489717 is 717984254.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 447999556 + 4490161 = 21166^2 + 2119^2 .

It is a cyclic number.

It is not a de Polignac number, because 452489717 - 2⁴ = 452489701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (452489767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226244858 + 226244859.

It is an arithmetic number, because the mean of its divisors is an integer number (226244859).

Almost surely, 2^452489717 is an apocalyptic number.

It is an amenable number.

452489717 is a deficient number, since it is larger than the sum of its proper divisors (1).

452489717 is an equidigital number, since it uses as much as digits as its factorization.

452489717 is an evil number, because the sum of its binary digits is even.

The product of its digits is 564480, while the sum is 47.

The square root of 452489717 is about 21271.8056826401. The cubic root of 452489717 is about 767.7200885363.

The spelling of 452489717 in words is "four hundred fifty-two million, four hundred eighty-nine thousand, seven hundred seventeen".