23239898 has 16 divisors (see below), whose sum is σ = 38409120. Its totient is φ = 10458000.

The previous prime is 23239891. The next prime is 23239921. The reversal of 23239898 is 89893232.

It is not an unprimeable number, because it can be changed into a prime (23239891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3008 + ... + 7451.

It is an arithmetic number, because the mean of its divisors is an integer number (2400570).

Almost surely, 2^23239898 is an apocalyptic number.

23239898 is a deficient number, since it is larger than the sum of its proper divisors (15169222).

23239898 is a wasteful number, since it uses less digits than its factorization.

23239898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10573.

The product of its digits is 186624, while the sum is 44.

The square root of 23239898 is about 4820.7777380833. Note that the first 4 decimals coincide. The cubic root of 23239898 is about 285.3720308221.

It can be divided in two parts, 2323 and 9898, that added together give a palindrome (12221).

The spelling of 23239898 in words is "twenty-three million, two hundred thirty-nine thousand, eight hundred ninety-eight".