23303709 has 48 divisors (see below), whose sum is σ = 41670720. Its totient is φ = 12337920.

The previous prime is 23303701. The next prime is 23303711. The reversal of 23303709 is 90730332.

It is not a de Polignac number, because 23303709 - 2³ = 23303701 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23303701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23977 + ... + 24929.

It is an arithmetic number, because the mean of its divisors is an integer number (868140).

Almost surely, 2^23303709 is an apocalyptic number.

It is an amenable number.

23303709 is a deficient number, since it is larger than the sum of its proper divisors (18367011).

23303709 is a wasteful number, since it uses less digits than its factorization.

23303709 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1002 (or 999 counting only the distinct ones).

The product of its (nonzero) digits is 3402, while the sum is 27.

The square root of 23303709 is about 4827.3915316659. The cubic root of 23303709 is about 285.6329790907.

The spelling of 23303709 in words is "twenty-three million, three hundred three thousand, seven hundred nine".