9669873 has 4 divisors (see below), whose sum is σ = 12893168. Its totient is φ = 6446580.

The previous prime is 9669859. The next prime is 9669887. The reversal of 9669873 is 3789669.

It is a happy number.

9669873 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (9669859) and next prime (9669887).

It is not a de Polignac number, because 9669873 - 2¹³ = 9661681 is a prime.

It is a super-2 number, since 2×9669873² = 187012887672258, which contains 22 as substring.

It is a Duffinian number.

9669873 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9669823) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1611643 + ... + 1611648.

It is an arithmetic number, because the mean of its divisors is an integer number (3223292).

Almost surely, 2^9669873 is an apocalyptic number.

It is an amenable number.

9669873 is a deficient number, since it is larger than the sum of its proper divisors (3223295).

9669873 is a wasteful number, since it uses less digits than its factorization.

9669873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3223294.

The product of its digits is 489888, while the sum is 48.

The square root of 9669873 is about 3109.6419408028. The cubic root of 9669873 is about 213.0461008019.

The spelling of 9669873 in words is "nine million, six hundred sixty-nine thousand, eight hundred seventy-three".