456534489 has 32 divisors (see below), whose sum is σ = 669081600. Its totient is φ = 275806080.

The previous prime is 456534479. The next prime is 456534497. The reversal of 456534489 is 984435654.

It is not a de Polignac number, because 456534489 - 2⁸ = 456534233 is a prime.

It is a super-2 number, since 2×456534489² = 416847479292982242, which contains 22 as substring.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (456534409) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 155812 + ... + 158714.

It is an arithmetic number, because the mean of its divisors is an integer number (20908800).

Almost surely, 2^456534489 is an apocalyptic number.

It is an amenable number.

456534489 is a deficient number, since it is larger than the sum of its proper divisors (212547111).

456534489 is a wasteful number, since it uses less digits than its factorization.

456534489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3045.

The product of its digits is 2073600, while the sum is 48.

The square root of 456534489 is about 21366.6677093083. The cubic root of 456534489 is about 770.0008371273. Note that the first 3 decimals are identical.

The spelling of 456534489 in words is "four hundred fifty-six million, five hundred thirty-four thousand, four hundred eighty-nine".