2222992 has 10 divisors (see below), whose sum is σ = 4307078. Its totient is φ = 1111488.

The previous prime is 2222977. The next prime is 2223007. The reversal of 2222992 is 2992222.

It is an interprime number because it is at equal distance from previous prime (2222977) and next prime (2223007).

It can be written as a sum of positive squares in only one way, i.e., 2202256 + 20736 = 1484^2 + 144^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2222992.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69453 + ... + 69484.

2^2222992 is an apocalyptic number.

It is an amenable number.

2222992 is a deficient number, since it is larger than the sum of its proper divisors (2084086).

2222992 is a wasteful number, since it uses less digits than its factorization.

2222992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138945 (or 138939 counting only the distinct ones).

The product of its digits is 2592, while the sum is 28.

The square root of 2222992 is about 1490.9701539602. The cubic root of 2222992 is about 130.5106541900.

The spelling of 2222992 in words is "two million, two hundred twenty-two thousand, nine hundred ninety-two".