432291923 has 12 divisors (see below), whose sum is σ = 516466608. Its totient is φ = 354422640.

The previous prime is 432291917. The next prime is 432291941. The reversal of 432291923 is 329192234.

It is not a de Polignac number, because 432291923 - 2⁶ = 432291859 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (432291953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54668 + ... + 62073.

It is an arithmetic number, because the mean of its divisors is an integer number (43038884).

Almost surely, 2^432291923 is an apocalyptic number.

432291923 is a deficient number, since it is larger than the sum of its proper divisors (84174685).

432291923 is a wasteful number, since it uses less digits than its factorization.

432291923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116794 (or 116771 counting only the distinct ones).

The product of its digits is 23328, while the sum is 35.

The square root of 432291923 is about 20791.6310807979. The cubic root of 432291923 is about 756.1228693430.

The spelling of 432291923 in words is "four hundred thirty-two million, two hundred ninety-one thousand, nine hundred twenty-three".