23085642 has 16 divisors (see below), whose sum is σ = 46408032. Its totient is φ = 7655760.

The previous prime is 23085641. The next prime is 23085649. The reversal of 23085642 is 24658032.

It is not an unprimeable number, because it can be changed into a prime (23085641) 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, 8584 + ... + 10947.

It is an arithmetic number, because the mean of its divisors is an integer number (2900502).

Almost surely, 2^23085642 is an apocalyptic number.

23085642 is an abundant number, since it is smaller than the sum of its proper divisors (23322390).

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

23085642 is a wasteful number, since it uses less digits than its factorization.

23085642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19733.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 23085642 is about 4804.7520227375. The cubic root of 23085642 is about 284.7392382500.

The spelling of 23085642 in words is "twenty-three million, eighty-five thousand, six hundred forty-two".