23656242 has 16 divisors (see below), whose sum is σ = 47675232. Its totient is φ = 7824960.

The previous prime is 23656229. The next prime is 23656247. The reversal of 23656242 is 24265632.

It is not an unprimeable number, because it can be changed into a prime (23656247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14263 + ... + 15834.

It is an arithmetic number, because the mean of its divisors is an integer number (2979702).

Almost surely, 2^23656242 is an apocalyptic number.

23656242 is an abundant number, since it is smaller than the sum of its proper divisors (24018990).

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

23656242 is a wasteful number, since it uses less digits than its factorization.

23656242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30233.

The product of its digits is 17280, while the sum is 30.

The square root of 23656242 is about 4863.7682921784. The cubic root of 23656242 is about 287.0661059264.

The spelling of 23656242 in words is "twenty-three million, six hundred fifty-six thousand, two hundred forty-two".