23206874 has 4 divisors (see below), whose sum is σ = 34810314. Its totient is φ = 11603436.

The previous prime is 23206867. The next prime is 23206877. The reversal of 23206874 is 47860232.

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., 11950849 + 11256025 = 3457^2 + 3355^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 23206874.

It is not an unprimeable number, because it can be changed into a prime (23206877) 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 as a sum of consecutive naturals, namely, 5801717 + ... + 5801720.

Almost surely, 2^23206874 is an apocalyptic number.

23206874 is a deficient number, since it is larger than the sum of its proper divisors (11603440).

23206874 is a wasteful number, since it uses less digits than its factorization.

23206874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11603439.

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 23206874 is about 4817.3513469541. The cubic root of 23206874 is about 285.2367950969.

The spelling of 23206874 in words is "twenty-three million, two hundred six thousand, eight hundred seventy-four".