23170896 has 120 divisors (see below), whose sum is σ = 75106304. Its totient is φ = 6531840.

The previous prime is 23170891. The next prime is 23170897. The reversal of 23170896 is 69807132.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 23170896.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23170891) 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 23 ways as a sum of consecutive naturals, for example, 127926 + ... + 128106.

Almost surely, 2^23170896 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 23170896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37553152).

23170896 is an abundant number, since it is smaller than the sum of its proper divisors (51935408).

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

23170896 is a wasteful number, since it uses less digits than its factorization.

23170896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329 (or 320 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 23170896 is about 4813.6156888559. The cubic root of 23170896 is about 285.0893164198.

The spelling of 23170896 in words is "twenty-three million, one hundred seventy thousand, eight hundred ninety-six".