401032432 has 20 divisors (see below), whose sum is σ = 778744800. Its totient is φ = 200066048.

The previous prime is 401032427. The next prime is 401032433. The reversal of 401032432 is 234230104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401032433) 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, 20728 + ... + 35095.

It is an arithmetic number, because the mean of its divisors is an integer number (38937240).

Almost surely, 2^401032432 is an apocalyptic number.

It is an amenable number.

401032432 is a deficient number, since it is larger than the sum of its proper divisors (377712368).

401032432 is a wasteful number, since it uses less digits than its factorization.

401032432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56280 (or 56274 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 401032432 is about 20025.7941665243. The cubic root of 401032432 is about 737.4396737786.

Adding to 401032432 its reverse (234230104), we get a palindrome (635262536).

The spelling of 401032432 in words is "four hundred one million, thirty-two thousand, four hundred thirty-two".