402222206 has 16 divisors (see below), whose sum is σ = 631977984. Its totient is φ = 191629944.

The previous prime is 402222169. The next prime is 402222217. The reversal of 402222206 is 602222204.

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, 4526 + ... + 28721.

It is an arithmetic number, because the mean of its divisors is an integer number (39498624).

Almost surely, 2^402222206 is an apocalyptic number.

402222206 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

402222206 is a deficient number, since it is larger than the sum of its proper divisors (229755778).

402222206 is a wasteful number, since it uses less digits than its factorization.

402222206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33535.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 402222206 is about 20055.4782042214. The cubic root of 402222206 is about 738.1682269142.

The spelling of 402222206 in words is "four hundred two million, two hundred twenty-two thousand, two hundred six".