456480569 has 4 divisors (see below), whose sum is σ = 456832740. Its totient is φ = 456128400.

The previous prime is 456480553. The next prime is 456480589. The reversal of 456480569 is 965084654.

456480569 is nontrivially palindromic in base 4.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 965084654 = 2 ⋅482542327.

It can be written as a sum of positive squares in 2 ways, for example, as 59474944 + 397005625 = 7712^2 + 19925^2 .

It is a cyclic number.

It is not a de Polignac number, because 456480569 - 2⁴ = 456480553 is a prime.

It is a super-2 number, since 2×456480569² = 416749019749127522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (456480539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 174134 + ... + 176735.

It is an arithmetic number, because the mean of its divisors is an integer number (114208185).

Almost surely, 2^456480569 is an apocalyptic number.

It is an amenable number.

456480569 is a deficient number, since it is larger than the sum of its proper divisors (352171).

456480569 is a wasteful number, since it uses less digits than its factorization.

456480569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352170.

The product of its (nonzero) digits is 1036800, while the sum is 47.

The square root of 456480569 is about 21365.4058936403. The cubic root of 456480569 is about 769.9705217253.

The spelling of 456480569 in words is "four hundred fifty-six million, four hundred eighty thousand, five hundred sixty-nine".