456432641 has 4 divisors (see below), whose sum is σ = 521637312. Its totient is φ = 391227972.

The previous prime is 456432617. The next prime is 456432667. The reversal of 456432641 is 146234654.

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 a cyclic number.

It is not a de Polignac number, because 456432641 - 2⁶ = 456432577 is a prime.

It is not an unprimeable number, because it can be changed into a prime (456462641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32602325 + ... + 32602338.

It is an arithmetic number, because the mean of its divisors is an integer number (130409328).

Almost surely, 2^456432641 is an apocalyptic number.

It is an amenable number.

456432641 is a deficient number, since it is larger than the sum of its proper divisors (65204671).

456432641 is an equidigital number, since it uses as much as digits as its factorization.

456432641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65204670.

The product of its digits is 69120, while the sum is 35.

The square root of 456432641 is about 21364.2842379519. The cubic root of 456432641 is about 769.9435731968.

It can be divided in two parts, 45643 and 2641, that added together give a palindrome (48284).

The spelling of 456432641 in words is "four hundred fifty-six million, four hundred thirty-two thousand, six hundred forty-one".