432142320 has 40 divisors (see below), whose sum is σ = 1339641936. Its totient is φ = 115237888.

The previous prime is 432142309. The next prime is 432142339. The reversal of 432142320 is 23241234.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 900057 + ... + 900536.

Almost surely, 2^432142320 is an apocalyptic number.

432142320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

432142320 is an abundant number, since it is smaller than the sum of its proper divisors (907499616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

432142320 is a wasteful number, since it uses less digits than its factorization.

432142320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1800609 (or 1800603 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 432142320 is about 20788.0330959906. The cubic root of 432142320 is about 756.0356356204.

Adding to 432142320 its reverse (23241234), we get a palindrome (455383554).

The spelling of 432142320 in words is "four hundred thirty-two million, one hundred forty-two thousand, three hundred twenty".