432402131 has 4 divisors (see below), whose sum is σ = 494173872. Its totient is φ = 370630392.

The previous prime is 432402097. The next prime is 432402149. The reversal of 432402131 is 131204234.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 432402131 - 2⁶ = 432402067 is a prime.

It is a super-2 number, since 2×432402131² = 373943205786682322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (432402161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30885860 + ... + 30885873.

It is an arithmetic number, because the mean of its divisors is an integer number (123543468).

Almost surely, 2^432402131 is an apocalyptic number.

432402131 is a deficient number, since it is larger than the sum of its proper divisors (61771741).

432402131 is an equidigital number, since it uses as much as digits as its factorization.

432402131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61771740.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 432402131 is about 20794.2812090248. The cubic root of 432402131 is about 756.1871189116.

Adding to 432402131 its reverse (131204234), we get a palindrome (563606365).

The spelling of 432402131 in words is "four hundred thirty-two million, four hundred two thousand, one hundred thirty-one".