23406206 has 4 divisors (see below), whose sum is σ = 35109312. Its totient is φ = 11703102.

The previous prime is 23406193. The next prime is 23406221. The reversal of 23406206 is 60260432.

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, 5851550 + ... + 5851553.

It is an arithmetic number, because the mean of its divisors is an integer number (8777328).

Almost surely, 2^23406206 is an apocalyptic number.

23406206 is a deficient number, since it is larger than the sum of its proper divisors (11703106).

23406206 is a wasteful number, since it uses less digits than its factorization.

23406206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11703105.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 23406206 is about 4837.9960727557. The cubic root of 23406206 is about 286.0511343523.

Adding to 23406206 its reverse (60260432), we get a palindrome (83666638).

The spelling of 23406206 in words is "twenty-three million, four hundred six thousand, two hundred six".