432432320 has 56 divisors (see below), whose sum is σ = 1057588944. Its totient is φ = 168293376.

The previous prime is 432432257. The next prime is 432432323. The reversal of 432432320 is 23234234.

It is a super-2 number, since 2×432432320² = 373995422761164800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (432432323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6422 + ... + 30101.

Almost surely, 2^432432320 is an apocalyptic number.

432432320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

432432320 is an abundant number, since it is smaller than the sum of its proper divisors (625156624).

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

432432320 is a wasteful number, since it uses less digits than its factorization.

432432320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36577 (or 36567 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 432432320 is about 20795.0070930500. The cubic root of 432432320 is about 756.2047167294.

Adding to 432432320 its reverse (23234234), we get a palindrome (455666554).

The spelling of 432432320 in words is "four hundred thirty-two million, four hundred thirty-two thousand, three hundred twenty".