9869023 has 4 divisors (see below), whose sum is σ = 9894280. Its totient is φ = 9843768.

The previous prime is 9869017. The next prime is 9869039. The reversal of 9869023 is 3209689.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9869023 - 2⁹ = 9868511 is a prime.

It is a super-2 number, since 2×9869023² = 194795229949058, which contains 22 as substring.

It is the 3142-nd Hogben number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9869003) by changing a digit.

It is a nontrivial repunit in base 3141.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12033 + ... + 12826.

It is an arithmetic number, because the mean of its divisors is an integer number (2473570).

Almost surely, 2^9869023 is an apocalyptic number.

9869023 is a deficient number, since it is larger than the sum of its proper divisors (25257).

9869023 is a wasteful number, since it uses less digits than its factorization.

9869023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25256.

The product of its (nonzero) digits is 23328, while the sum is 37.

The square root of 9869023 is about 3141.5001193697. The cubic root of 9869023 is about 214.4987276310.

The spelling of 9869023 in words is "nine million, eight hundred sixty-nine thousand, twenty-three".