23402806 has 8 divisors (see below), whose sum is σ = 40119120. Its totient is φ = 10029768.

The previous prime is 23402801. The next prime is 23402809. The reversal of 23402806 is 60820432.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23402801) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 835801 + ... + 835828.

It is an arithmetic number, because the mean of its divisors is an integer number (5014890).

Almost surely, 2^23402806 is an apocalyptic number.

23402806 is a deficient number, since it is larger than the sum of its proper divisors (16716314).

23402806 is a wasteful number, since it uses less digits than its factorization.

23402806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1671638.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 23402806 is about 4837.6446748392. The cubic root of 23402806 is about 286.0372830265.

The spelling of 23402806 in words is "twenty-three million, four hundred two thousand, eight hundred six".