23204866 has 4 divisors (see below), whose sum is σ = 34807302. Its totient is φ = 11602432.

The previous prime is 23204849. The next prime is 23204873. The reversal of 23204866 is 66840232.

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

It can be written as a sum of positive squares in only one way, i.e., 22838841 + 366025 = 4779^2 + 605^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5801215 + ... + 5801218.

Almost surely, 2^23204866 is an apocalyptic number.

23204866 is a deficient number, since it is larger than the sum of its proper divisors (11602436).

23204866 is a wasteful number, since it uses less digits than its factorization.

23204866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11602435.

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 23204866 is about 4817.1429291645. The cubic root of 23204866 is about 285.2285680517.

The spelling of 23204866 in words is "twenty-three million, two hundred four thousand, eight hundred sixty-six".