432023340 has 96 divisors (see below), whose sum is σ = 1386491904. Its totient is φ = 98461440.

The previous prime is 432023287. The next prime is 432023357. The reversal of 432023340 is 43320234.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 165445 + ... + 168035.

It is an arithmetic number, because the mean of its divisors is an integer number (14442624).

Almost surely, 2^432023340 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 432023340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (693245952).

432023340 is an abundant number, since it is smaller than the sum of its proper divisors (954468564).

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

432023340 is a wasteful number, since it uses less digits than its factorization.

432023340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3007 (or 3005 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 21.

The square root of 432023340 is about 20785.1711563797. The cubic root of 432023340 is about 755.9662438387.

Adding to 432023340 its reverse (43320234), we get a palindrome (475343574).

The spelling of 432023340 in words is "four hundred thirty-two million, twenty-three thousand, three hundred forty".