401332422 has 16 divisors (see below), whose sum is σ = 803159280. Its totient is φ = 133695072.

The previous prime is 401332411. The next prime is 401332433. The reversal of 401332422 is 224233104.

It is an interprime number because it is at equal distance from previous prime (401332411) and next prime (401332433).

It is a super-2 number, since 2×401332422² = 322135425896772168, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9597 + ... + 29912.

It is an arithmetic number, because the mean of its divisors is an integer number (50197455).

Almost surely, 2^401332422 is an apocalyptic number.

401332422 is an abundant number, since it is smaller than the sum of its proper divisors (401826858).

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

401332422 is a wasteful number, since it uses less digits than its factorization.

401332422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41207.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 401332422 is about 20033.2828562869. The cubic root of 401332422 is about 737.6235071140.

Adding to 401332422 its reverse (224233104), we get a palindrome (625565526).

The spelling of 401332422 in words is "four hundred one million, three hundred thirty-two thousand, four hundred twenty-two".