401044422 has 48 divisors (see below), whose sum is σ = 867590640. Its totient is φ = 123431616.

The previous prime is 401044409. The next prime is 401044429. The reversal of 401044422 is 224440104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401044429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 89868 + ... + 94224.

It is an arithmetic number, because the mean of its divisors is an integer number (18074805).

Almost surely, 2^401044422 is an apocalyptic number.

401044422 is an abundant number, since it is smaller than the sum of its proper divisors (466546218).

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

401044422 is a wasteful number, since it uses less digits than its factorization.

401044422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4437 (or 4414 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 401044422 is about 20026.0935281947. The cubic root of 401044422 is about 737.4470229876.

Adding to 401044422 its reverse (224440104), we get a palindrome (625484526).

The spelling of 401044422 in words is "four hundred one million, forty-four thousand, four hundred twenty-two".