23343455 has 4 divisors (see below), whose sum is σ = 28012152. Its totient is φ = 18674760.

The previous prime is 23343449. The next prime is 23343469. The reversal of 23343455 is 55434332.

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

It is a de Polignac number, because none of the positive numbers 2^k-23343455 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2334341 + ... + 2334350.

It is an arithmetic number, because the mean of its divisors is an integer number (7003038).

Almost surely, 2^23343455 is an apocalyptic number.

23343455 is a deficient number, since it is larger than the sum of its proper divisors (4668697).

23343455 is an equidigital number, since it uses as much as digits as its factorization.

23343455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4668696.

The product of its digits is 21600, while the sum is 29.

The square root of 23343455 is about 4831.5064938381. The cubic root of 23343455 is about 285.7952754330.

Adding to 23343455 its reverse (55434332), we get a palindrome (78777787).

The spelling of 23343455 in words is "twenty-three million, three hundred forty-three thousand, four hundred fifty-five".