432372973 has 2 divisors, whose sum is σ = 432372974. Its totient is φ = 432372972.

The previous prime is 432372961. The next prime is 432373103. The reversal of 432372973 is 379273234.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 341399529 + 90973444 = 18477^2 + 9538^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-432372973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (432372923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216186486 + 216186487.

It is an arithmetic number, because the mean of its divisors is an integer number (216186487).

Almost surely, 2^432372973 is an apocalyptic number.

It is an amenable number.

432372973 is a deficient number, since it is larger than the sum of its proper divisors (1).

432372973 is an equidigital number, since it uses as much as digits as its factorization.

432372973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 190512, while the sum is 40.

The square root of 432372973 is about 20793.5800909800. The cubic root of 432372973 is about 756.1701213084.

The spelling of 432372973 in words is "four hundred thirty-two million, three hundred seventy-two thousand, nine hundred seventy-three".