9894090 has 16 divisors (see below), whose sum is σ = 23745888. Its totient is φ = 2638416.

The previous prime is 9894083. The next prime is 9894107. The reversal of 9894090 is 904989.

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, 164872 + ... + 164931.

It is an arithmetic number, because the mean of its divisors is an integer number (1484118).

Almost surely, 2^9894090 is an apocalyptic number.

9894090 is an abundant number, since it is smaller than the sum of its proper divisors (13851798).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9894090 is a wasteful number, since it uses less digits than its factorization.

9894090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329813.

The product of its (nonzero) digits is 23328, while the sum is 39.

The square root of 9894090 is about 3145.4872436556. The cubic root of 9894090 is about 214.6801807051.

The spelling of 9894090 in words is "nine million, eight hundred ninety-four thousand, ninety".