23273503 has 6 divisors (see below), whose sum is σ = 25581752. Its totient is φ = 21157620.

The previous prime is 23273491. The next prime is 23273533. The reversal of 23273503 is 30537232.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-23273503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23273533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 96051 + ... + 96292.

Almost surely, 2^23273503 is an apocalyptic number.

23273503 is a deficient number, since it is larger than the sum of its proper divisors (2308249).

23273503 is a wasteful number, since it uses less digits than its factorization.

23273503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192365 (or 192354 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 25.

The square root of 23273503 is about 4824.2619124587. The cubic root of 23273503 is about 285.5095143350.

The spelling of 23273503 in words is "twenty-three million, two hundred seventy-three thousand, five hundred three".