9499990 has 16 divisors (see below), whose sum is σ = 17498448. Its totient is φ = 3711456.

The previous prime is 9499967. The next prime is 9500021. The reversal of 9499990 is 999949.

9499990 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10617 + ... + 11476.

It is an arithmetic number, because the mean of its divisors is an integer number (1093653).

Almost surely, 2^9499990 is an apocalyptic number.

9499990 is a deficient number, since it is larger than the sum of its proper divisors (7998458).

9499990 is a wasteful number, since it uses less digits than its factorization.

9499990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22143.

The product of its (nonzero) digits is 236196, while the sum is 49.

The square root of 9499990 is about 3082.2053792699. The cubic root of 9499990 is about 211.7911049000.

The spelling of 9499990 in words is "nine million, four hundred ninety-nine thousand, nine hundred ninety".