23351355 has 16 divisors (see below), whose sum is σ = 41513760. Its totient is φ = 12453984.

The previous prime is 23351333. The next prime is 23351369. The reversal of 23351355 is 55315332.

It is not a de Polignac number, because 23351355 - 2¹⁰ = 23350331 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 86352 + ... + 86621.

It is an arithmetic number, because the mean of its divisors is an integer number (2594610).

Almost surely, 2^23351355 is an apocalyptic number.

23351355 is a deficient number, since it is larger than the sum of its proper divisors (18162405).

23351355 is a wasteful number, since it uses less digits than its factorization.

23351355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172987 (or 172981 counting only the distinct ones).

The product of its digits is 6750, while the sum is 27.

The square root of 23351355 is about 4832.3239750662. The cubic root of 23351355 is about 285.8275118497.

Adding to 23351355 its reverse (55315332), we get a palindrome (78666687).

The spelling of 23351355 in words is "twenty-three million, three hundred fifty-one thousand, three hundred fifty-five".