23210128 has 40 divisors (see below), whose sum is σ = 47764800. Its totient is φ = 10902144.

The previous prime is 23210111. The next prime is 23210149. The reversal of 23210128 is 82101232.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21178 + ... + 22246.

It is an arithmetic number, because the mean of its divisors is an integer number (1194120).

Almost surely, 2^23210128 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 23210128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23882400).

23210128 is an abundant number, since it is smaller than the sum of its proper divisors (24554672).

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

23210128 is a wasteful number, since it uses less digits than its factorization.

23210128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1159 (or 1153 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 23210128 is about 4817.6890725741. The cubic root of 23210128 is about 285.2501261635.

The spelling of 23210128 in words is "twenty-three million, two hundred ten thousand, one hundred twenty-eight".