906823222 has 16 divisors (see below), whose sum is σ = 1478016000. Its totient is φ = 415690920.

The previous prime is 906823207. The next prime is 906823237. The reversal of 906823222 is 222328609.

It is an interprime number because it is at equal distance from previous prime (906823207) and next prime (906823237).

It is a super-2 number, since 2×906823222² = 1644656711916922568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 383722 + ... + 386077.

It is an arithmetic number, because the mean of its divisors is an integer number (92376000).

Almost surely, 2^906823222 is an apocalyptic number.

906823222 is a deficient number, since it is larger than the sum of its proper divisors (571192778).

906823222 is a wasteful number, since it uses less digits than its factorization.

906823222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 769851.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 906823222 is about 30113.5056411571. The cubic root of 906823222 is about 967.9231513281.

The spelling of 906823222 in words is "nine hundred six million, eight hundred twenty-three thousand, two hundred twenty-two".