402224004222 has 16 divisors (see below), whose sum is σ = 807290584320. Its totient is φ = 133600905432.

The previous prime is 402224004173. The next prime is 402224004229. The reversal of 402224004222 is 222400422204.

It is a junction number, because it is equal to n+sod(n) for n = 402224004192 and 402224004201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402224004229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118438822 + ... + 118442217.

It is an arithmetic number, because the mean of its divisors is an integer number (50455661520).

Almost surely, 2^402224004222 is an apocalyptic number.

402224004222 is an abundant number, since it is smaller than the sum of its proper divisors (405066580098).

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

402224004222 is a wasteful number, since it uses less digits than its factorization.

402224004222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236881327.

The product of its (nonzero) digits is 4096, while the sum is 24.

Adding to 402224004222 its reverse (222400422204), we get a palindrome (624624426426).

The spelling of 402224004222 in words is "four hundred two billion, two hundred twenty-four million, four thousand, two hundred twenty-two".