432444673 has 4 divisors (see below), whose sum is σ = 436486320. Its totient is φ = 428403028.

The previous prime is 432444667. The next prime is 432444703. The reversal of 432444673 is 376444234.

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 a de Polignac number, because none of the positive numbers 2^k-432444673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (432444073) 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, 2020663 + ... + 2020876.

It is an arithmetic number, because the mean of its divisors is an integer number (109121580).

Almost surely, 2^432444673 is an apocalyptic number.

It is an amenable number.

432444673 is a deficient number, since it is larger than the sum of its proper divisors (4041647).

432444673 is a wasteful number, since it uses less digits than its factorization.

432444673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4041646.

The product of its digits is 193536, while the sum is 37.

The square root of 432444673 is about 20795.3041093416. The cubic root of 432444673 is about 756.2119173228.

The spelling of 432444673 in words is "four hundred thirty-two million, four hundred forty-four thousand, six hundred seventy-three".