401332232 has 16 divisors (see below), whose sum is σ = 859997760. Its totient is φ = 171999504.

The previous prime is 401332213. The next prime is 401332241. The reversal of 401332232 is 232233104.

It is a super-2 number, since 2×401332232² = 322135120884203648, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3583268 + ... + 3583379.

It is an arithmetic number, because the mean of its divisors is an integer number (53749860).

Almost surely, 2^401332232 is an apocalyptic number.

It is an amenable number.

401332232 is an abundant number, since it is smaller than the sum of its proper divisors (458665528).

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

401332232 is a wasteful number, since it uses less digits than its factorization.

401332232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7166660 (or 7166656 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 401332232 is about 20033.2781141779. The cubic root of 401332232 is about 737.6233907113.

Adding to 401332232 its reverse (232233104), we get a palindrome (633565336).

The spelling of 401332232 in words is "four hundred one million, three hundred thirty-two thousand, two hundred thirty-two".