9164890 has 16 divisors (see below), whose sum is σ = 18853632. Its totient is φ = 3142224.

The previous prime is 9164873. The next prime is 9164917. The reversal of 9164890 is 984619.

9164890 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 65394 + ... + 65533.

It is an arithmetic number, because the mean of its divisors is an integer number (1178352).

Almost surely, 2^9164890 is an apocalyptic number.

9164890 is an abundant number, since it is smaller than the sum of its proper divisors (9688742).

9164890 is a wasteful number, since it uses less digits than its factorization.

9164890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130941.

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 9164890 is about 3027.3569330358. The cubic root of 9164890 is about 209.2710173507.

The spelling of 9164890 in words is "nine million, one hundred sixty-four thousand, eight hundred ninety".