402223322 has 8 divisors (see below), whose sum is σ = 604439616. Its totient is φ = 200743452.

The previous prime is 402223313. The next prime is 402223363. The reversal of 402223322 is 223322204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 402223294 and 402223303.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182738 + ... + 184925.

It is an arithmetic number, because the mean of its divisors is an integer number (75554952).

Almost surely, 2^402223322 is an apocalyptic number.

402223322 is a deficient number, since it is larger than the sum of its proper divisors (202216294).

402223322 is a wasteful number, since it uses less digits than its factorization.

402223322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368212.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 402223322 is about 20055.5060270241. The cubic root of 402223322 is about 738.1689096173.

Adding to 402223322 its reverse (223322204), we get a palindrome (625545526).

The spelling of 402223322 in words is "four hundred two million, two hundred twenty-three thousand, three hundred twenty-two".