23242403 has 8 divisors (see below), whose sum is σ = 24175536. Its totient is φ = 22327200.

The previous prime is 23242379. The next prime is 23242409. The reversal of 23242403 is 30424232.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23242403 - 2¹⁸ = 22980259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23242409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1808 + ... + 7053.

It is an arithmetic number, because the mean of its divisors is an integer number (3021942).

Almost surely, 2^23242403 is an apocalyptic number.

23242403 is a deficient number, since it is larger than the sum of its proper divisors (933133).

23242403 is an equidigital number, since it uses as much as digits as its factorization.

23242403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8965.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 23242403 is about 4821.0375439318. The cubic root of 23242403 is about 285.3822837537.

Adding to 23242403 its reverse (30424232), we get a palindrome (53666635).

The spelling of 23242403 in words is "twenty-three million, two hundred forty-two thousand, four hundred three".