452890569 has 4 divisors (see below), whose sum is σ = 603854096. Its totient is φ = 301927044.

The previous prime is 452890561. The next prime is 452890597. The reversal of 452890569 is 965098254.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 452890569 - 2³ = 452890561 is a prime.

It is a super-2 number, since 2×452890569² = 410219734978287522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (452890561) 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 in 3 ways as a sum of consecutive naturals, for example, 75481759 + ... + 75481764.

It is an arithmetic number, because the mean of its divisors is an integer number (150963524).

Almost surely, 2^452890569 is an apocalyptic number.

It is an amenable number.

452890569 is a deficient number, since it is larger than the sum of its proper divisors (150963527).

452890569 is a wasteful number, since it uses less digits than its factorization.

452890569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150963526.

The product of its (nonzero) digits is 777600, while the sum is 48.

The square root of 452890569 is about 21281.2257400743. The cubic root of 452890569 is about 767.9467244809.

The spelling of 452890569 in words is "four hundred fifty-two million, eight hundred ninety thousand, five hundred sixty-nine".