902222222 has 24 divisors (see below), whose sum is σ = 1490293728. Its totient is φ = 409344320.

The previous prime is 902222197. The next prime is 902222231. The reversal of 902222222 is 222222209.

It is a happy number.

902222222 is a modest number, since divided by 22222 gives 9022 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 140363 + ... + 146649.

It is an arithmetic number, because the mean of its divisors is an integer number (62095572).

Almost surely, 2^902222222 is an apocalyptic number.

902222222 is a deficient number, since it is larger than the sum of its proper divisors (588071506).

902222222 is a wasteful number, since it uses less digits than its factorization.

902222222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6904 (or 6893 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 902222222 is about 30037.0141991510. The cubic root of 902222222 is about 966.2833728649.

The spelling of 902222222 in words is "nine hundred two million, two hundred twenty-two thousand, two hundred twenty-two".