9200128 has 80 divisors (see below), whose sum is σ = 22391424. Its totient is φ = 3686400.

The previous prime is 9200119. The next prime is 9200137. The reversal of 9200128 is 8210029.

It is an interprime number because it is at equal distance from previous prime (9200119) and next prime (9200137).

It is a junction number, because it is equal to n+sod(n) for n = 9200099 and 9200108.

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, 60853 + ... + 61003.

Almost surely, 2^9200128 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 9200128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11195712).

9200128 is an abundant number, since it is smaller than the sum of its proper divisors (13191296).

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

9200128 is a wasteful number, since it uses less digits than its factorization.

9200128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193 (or 177 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 9200128 is about 3033.1712777224. The cubic root of 9200128 is about 209.5388823998.

Subtracting from 9200128 its reverse (8210029), we obtain a palindrome (990099).

It can be divided in two parts, 92001 and 28, that added together give a palindrome (92029).

The spelling of 9200128 in words is "nine million, two hundred thousand, one hundred twenty-eight".