9422890 has 16 divisors (see below), whose sum is σ = 17249760. Its totient is φ = 3705040.

The previous prime is 9422887. The next prime is 9422911. The reversal of 9422890 is 982249.

It is an Ulam number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 7396 + ... + 8575.

It is an arithmetic number, because the mean of its divisors is an integer number (1078110).

Almost surely, 2^9422890 is an apocalyptic number.

9422890 is a deficient number, since it is larger than the sum of its proper divisors (7826870).

9422890 is a wasteful number, since it uses less digits than its factorization.

9422890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16037.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 9422890 is about 3069.6726209809. The cubic root of 9422890 is about 211.2165966115.

The spelling of 9422890 in words is "nine million, four hundred twenty-two thousand, eight hundred ninety".