922000891 has 16 divisors (see below), whose sum is σ = 1084287744. Its totient is φ = 767440224.

The previous prime is 922000889. The next prime is 922000901. The reversal of 922000891 is 198000229.

It is a cyclic number.

It is not a de Polignac number, because 922000891 - 2¹ = 922000889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (922000841) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142656 + ... + 148978.

It is an arithmetic number, because the mean of its divisors is an integer number (67767984).

Almost surely, 2^922000891 is an apocalyptic number.

922000891 is a deficient number, since it is larger than the sum of its proper divisors (162286853).

922000891 is a wasteful number, since it uses less digits than its factorization.

922000891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6930.

The product of its (nonzero) digits is 2592, while the sum is 31.

The square root of 922000891 is about 30364.4675731355. The cubic root of 922000891 is about 973.2934041631.

The spelling of 922000891 in words is "nine hundred twenty-two million, eight hundred ninety-one", and thus it is an aban number.