23288966 has 4 divisors (see below), whose sum is σ = 34933452. Its totient is φ = 11644482.

The previous prime is 23288959. The next prime is 23288977. The reversal of 23288966 is 66988232.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5822240 + ... + 5822243.

It is an arithmetic number, because the mean of its divisors is an integer number (8733363).

Almost surely, 2^23288966 is an apocalyptic number.

23288966 is a deficient number, since it is larger than the sum of its proper divisors (11644486).

23288966 is a wasteful number, since it uses less digits than its factorization.

23288966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11644485.

The product of its digits is 248832, while the sum is 44.

The square root of 23288966 is about 4825.8642749253. The cubic root of 23288966 is about 285.5727315229.

It can be divided in two parts, 232 and 88966, that added together give a palindrome (89198).

The spelling of 23288966 in words is "twenty-three million, two hundred eighty-eight thousand, nine hundred sixty-six".