9149973 has 16 divisors (see below), whose sum is σ = 14207616. Its totient is φ = 5129280.

The previous prime is 9149951. The next prime is 9149977. The reversal of 9149973 is 3799419.

9149973 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9149973 - 2⁶ = 9149909 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9149977) 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, 2998 + ... + 5223.

It is an arithmetic number, because the mean of its divisors is an integer number (887976).

Almost surely, 2^9149973 is an apocalyptic number.

It is an amenable number.

9149973 is a deficient number, since it is larger than the sum of its proper divisors (5057643).

9149973 is a wasteful number, since it uses less digits than its factorization.

9149973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8284.

The product of its digits is 61236, while the sum is 42.

The square root of 9149973 is about 3024.8922294852. The cubic root of 9149973 is about 209.1574174803.

The spelling of 9149973 in words is "nine million, one hundred forty-nine thousand, nine hundred seventy-three".