432235440 has 400 divisors, whose sum is σ = 1850173248. Its totient is φ = 91072512.

The previous prime is 432235423. The next prime is 432235471. The reversal of 432235440 is 44532234.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 589314 + ... + 590046.

Almost surely, 2^432235440 is an apocalyptic number.

432235440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 432235440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (925086624).

432235440 is an abundant number, since it is smaller than the sum of its proper divisors (1417937808).

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

432235440 is a wasteful number, since it uses less digits than its factorization.

432235440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 778 (or 763 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

The square root of 432235440 is about 20790.2727254839. The cubic root of 432235440 is about 756.0899363904.

Adding to 432235440 its reverse (44532234), we get a palindrome (476767674).

The spelling of 432235440 in words is "four hundred thirty-two million, two hundred thirty-five thousand, four hundred forty".