9994090 has 32 divisors (see below), whose sum is σ = 18809856. Its totient is φ = 3818880.

The previous prime is 9994043. The next prime is 9994091. The reversal of 9994090 is 904999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9994091) 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, 31774 + ... + 32086.

It is an arithmetic number, because the mean of its divisors is an integer number (587808).

Almost surely, 2^9994090 is an apocalyptic number.

9994090 is a deficient number, since it is larger than the sum of its proper divisors (8815766).

9994090 is a wasteful number, since it uses less digits than its factorization.

9994090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454.

The product of its (nonzero) digits is 26244, while the sum is 40.

The square root of 9994090 is about 3161.3430690135. The cubic root of 9994090 is about 215.4010182759.

The spelling of 9994090 in words is "nine million, nine hundred ninety-four thousand, ninety".