432520242 has 128 divisors (see below), whose sum is σ = 1113937920. Its totient is φ = 108725760.

The previous prime is 432520223. The next prime is 432520261. The reversal of 432520242 is 242025234.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (432520223) and next prime (432520261).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2754828 + ... + 2754984.

It is an arithmetic number, because the mean of its divisors is an integer number (8702640).

Almost surely, 2^432520242 is an apocalyptic number.

432520242 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 432520242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (556968960).

432520242 is an abundant number, since it is smaller than the sum of its proper divisors (681417678).

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

432520242 is a wasteful number, since it uses less digits than its factorization.

432520242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336.

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 432520242 is about 20797.1210026773. The cubic root of 432520242 is about 756.2559636895.

Adding to 432520242 its reverse (242025234), we get a palindrome (674545476).

The spelling of 432520242 in words is "four hundred thirty-two million, five hundred twenty thousand, two hundred forty-two".