23406303 has 16 divisors (see below), whose sum is σ = 31933440. Its totient is φ = 15245184.

The previous prime is 23406301. The next prime is 23406343. The reversal of 23406303 is 30360432.

It is not a de Polignac number, because 23406303 - 2¹ = 23406301 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23406303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23406301) 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, 39175 + ... + 39767.

It is an arithmetic number, because the mean of its divisors is an integer number (1995840).

Almost surely, 2^23406303 is an apocalyptic number.

23406303 is a deficient number, since it is larger than the sum of its proper divisors (8527137).

23406303 is a wasteful number, since it uses less digits than its factorization.

23406303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 878.

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 23406303 is about 4838.0060975571. The cubic root of 23406303 is about 286.0515295028.

Adding to 23406303 its reverse (30360432), we get a palindrome (53766735).

The spelling of 23406303 in words is "twenty-three million, four hundred six thousand, three hundred three".