23045666 has 16 divisors (see below), whose sum is σ = 39747456. Its totient is φ = 9816576.

The previous prime is 23045663. The next prime is 23045669. The reversal of 23045666 is 66654032.

It is an interprime number because it is at equal distance from previous prime (23045663) and next prime (23045669).

It is a super-2 number, since 2×23045666² = 1062205442767112, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23045663) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2591 + ... + 7266.

It is an arithmetic number, because the mean of its divisors is an integer number (2484216).

Almost surely, 2^23045666 is an apocalyptic number.

23045666 is a deficient number, since it is larger than the sum of its proper divisors (16701790).

23045666 is a wasteful number, since it uses less digits than its factorization.

23045666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10033.

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 23045666 is about 4800.5901720518. The cubic root of 23045666 is about 284.5747880926.

Adding to 23045666 its reverse (66654032), we get a palindrome (89699698).

The spelling of 23045666 in words is "twenty-three million, forty-five thousand, six hundred sixty-six".