23857896 has 64 divisors (see below), whose sum is σ = 62326080. Its totient is φ = 7603200.

The previous prime is 23857861. The next prime is 23857903. The reversal of 23857896 is 69875832.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 59296 + ... + 59696.

It is an arithmetic number, because the mean of its divisors is an integer number (973845).

Almost surely, 2^23857896 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23857896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31163040).

23857896 is an abundant number, since it is smaller than the sum of its proper divisors (38468184).

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

23857896 is a wasteful number, since it uses less digits than its factorization.

23857896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514 (or 510 counting only the distinct ones).

The product of its digits is 725760, while the sum is 48.

The square root of 23857896 is about 4884.4545243046. The cubic root of 23857896 is about 287.8794827541.

It can be divided in two parts, 23857 and 896, that added together give a triangular number (24753 = T₂₂₂).

The spelling of 23857896 in words is "twenty-three million, eight hundred fifty-seven thousand, eight hundred ninety-six".