401422332304 has 30 divisors (see below), whose sum is σ = 904736304294. Its totient is φ = 172038142080.

The previous prime is 401422332299. The next prime is 401422332343. The reversal of 401422332304 is 403233224104.

It can be written as a sum of positive squares in only one way, i.e., 400613043600 + 809288704 = 632940^2 + 28448^2 .

It is a super-2 number, since 2×401422332304² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 256008357 + ... + 256009924.

Almost surely, 2^401422332304 is an apocalyptic number.

It is an amenable number.

401422332304 is an abundant number, since it is smaller than the sum of its proper divisors (503313971990).

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

401422332304 is a wasteful number, since it uses less digits than its factorization.

401422332304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 512018303 (or 512018290 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 401422332304 its reverse (403233224104), we get a palindrome (804655556408).

The spelling of 401422332304 in words is "four hundred one billion, four hundred twenty-two million, three hundred thirty-two thousand, three hundred four".