432231973 has 2 divisors, whose sum is σ = 432231974. Its totient is φ = 432231972.

The previous prime is 432231967. The next prime is 432232033. The reversal of 432231973 is 379132234.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 270865764 + 161366209 = 16458^2 + 12703^2 .

It is a cyclic number.

It is not a de Polignac number, because 432231973 - 2²¹ = 430134821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (432231073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216115986 + 216115987.

It is an arithmetic number, because the mean of its divisors is an integer number (216115987).

Almost surely, 2^432231973 is an apocalyptic number.

It is an amenable number.

432231973 is a deficient number, since it is larger than the sum of its proper divisors (1).

432231973 is an equidigital number, since it uses as much as digits as its factorization.

432231973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27216, while the sum is 34.

The square root of 432231973 is about 20790.1893449771. The cubic root of 432231973 is about 756.0879148295.

The spelling of 432231973 in words is "four hundred thirty-two million, two hundred thirty-one thousand, nine hundred seventy-three".