452824789 has 2 divisors, whose sum is σ = 452824790. Its totient is φ = 452824788.

The previous prime is 452824783. The next prime is 452824807. The reversal of 452824789 is 987428254.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 287573764 + 165251025 = 16958^2 + 12855^2 .

It is a cyclic number.

It is not a de Polignac number, because 452824789 - 2⁷ = 452824661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (452824783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226412394 + 226412395.

It is an arithmetic number, because the mean of its divisors is an integer number (226412395).

Almost surely, 2^452824789 is an apocalyptic number.

It is an amenable number.

452824789 is a deficient number, since it is larger than the sum of its proper divisors (1).

452824789 is an equidigital number, since it uses as much as digits as its factorization.

452824789 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1290240, while the sum is 49.

The square root of 452824789 is about 21279.6801902660. The cubic root of 452824789 is about 767.9095425913.

The spelling of 452824789 in words is "four hundred fifty-two million, eight hundred twenty-four thousand, seven hundred eighty-nine".