402440224222 has 16 divisors (see below), whose sum is σ = 639234858672. Its totient is φ = 189364348800.

The previous prime is 402440224111. The next prime is 402440224231. The reversal of 402440224222 is 222422044204.

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, 261108 + ... + 934375.

It is an arithmetic number, because the mean of its divisors is an integer number (39952178667).

Almost surely, 2^402440224222 is an apocalyptic number.

402440224222 is a deficient number, since it is larger than the sum of its proper divisors (236794634450).

402440224222 is a wasteful number, since it uses less digits than its factorization.

402440224222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1205403.

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 402440224222 its reverse (222422044204), we get a palindrome (624862268426).

The spelling of 402440224222 in words is "four hundred two billion, four hundred forty million, two hundred twenty-four thousand, two hundred twenty-two".