23969838 has 16 divisors (see below), whose sum is σ = 48153600. Its totient is φ = 7954296.

The previous prime is 23969837. The next prime is 23969873. The reversal of 23969838 is 83896932.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23969831) 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, 7438 + ... + 10161.

It is an arithmetic number, because the mean of its divisors is an integer number (3009600).

Almost surely, 2^23969838 is an apocalyptic number.

23969838 is an abundant number, since it is smaller than the sum of its proper divisors (24183762).

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

23969838 is a wasteful number, since it uses less digits than its factorization.

23969838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17831.

The product of its digits is 559872, while the sum is 48.

The square root of 23969838 is about 4895.9001215303. The cubic root of 23969838 is about 288.3290269292.

The spelling of 23969838 in words is "twenty-three million, nine hundred sixty-nine thousand, eight hundred thirty-eight".