8922091 has 4 divisors (see below), whose sum is σ = 9310032. Its totient is φ = 8534152.

The previous prime is 8922083. The next prime is 8922097. The reversal of 8922091 is 1902298.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 8922091 - 2³ = 8922083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8922097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 193936 + ... + 193981.

It is an arithmetic number, because the mean of its divisors is an integer number (2327508).

Almost surely, 2^8922091 is an apocalyptic number.

8922091 is a deficient number, since it is larger than the sum of its proper divisors (387941).

8922091 is a wasteful number, since it uses less digits than its factorization.

8922091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387940.

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

The square root of 8922091 is about 2986.9869433930. The cubic root of 8922091 is about 207.4064299656.

The spelling of 8922091 in words is "eight million, nine hundred twenty-two thousand, ninety-one".