23609406 has 8 divisors (see below), whose sum is σ = 47218824. Its totient is φ = 7869800.

The previous prime is 23609389. The next prime is 23609407. The reversal of 23609406 is 60490632.

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

23609406 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23609407) 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, 1967445 + ... + 1967456.

It is an arithmetic number, because the mean of its divisors is an integer number (5902353).

Almost surely, 2^23609406 is an apocalyptic number.

23609406 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23609406 is a wasteful number, since it uses less digits than its factorization.

23609406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3934906.

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 23609406 is about 4858.9511213841. The cubic root of 23609406 is about 286.8765307184.

The spelling of 23609406 in words is "twenty-three million, six hundred nine thousand, four hundred six".