23620242 has 16 divisors (see below), whose sum is σ = 50019552. Its totient is φ = 7410240.

The previous prime is 23620229. The next prime is 23620243. The reversal of 23620242 is 24202632.

It is not an unprimeable number, because it can be changed into a prime (23620243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115684 + ... + 115887.

It is an arithmetic number, because the mean of its divisors is an integer number (3126222).

Almost surely, 2^23620242 is an apocalyptic number.

23620242 is an abundant number, since it is smaller than the sum of its proper divisors (26399310).

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

23620242 is a wasteful number, since it uses less digits than its factorization.

23620242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231593.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 23620242 is about 4860.0660489339. The cubic root of 23620242 is about 286.9204132092.

Adding to 23620242 its reverse (24202632), we get a palindrome (47822874).

The spelling of 23620242 in words is "twenty-three million, six hundred twenty thousand, two hundred forty-two".