908990222 has 48 divisors (see below), whose sum is σ = 1642542720. Its totient is φ = 369529776.

The previous prime is 908990207. The next prime is 908990231. The reversal of 908990222 is 222099809.

It is a happy number.

908990222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 908990222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1028993 + ... + 1029875.

It is an arithmetic number, because the mean of its divisors is an integer number (34219640).

Almost surely, 2^908990222 is an apocalyptic number.

908990222 is a deficient number, since it is larger than the sum of its proper divisors (733552498).

908990222 is a wasteful number, since it uses less digits than its factorization.

908990222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1077 (or 1054 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 41.

The square root of 908990222 is about 30149.4647050325. The cubic root of 908990222 is about 968.6935407013.

The spelling of 908990222 in words is "nine hundred eight million, nine hundred ninety thousand, two hundred twenty-two".