10422128 has 40 divisors (see below), whose sum is σ = 21331968. Its totient is φ = 4923072.

The previous prime is 10422119. The next prime is 10422133. The reversal of 10422128 is 82122401.

It is a happy number.

10422128 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 46625 + ... + 46847.

Almost surely, 2^10422128 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 10422128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10665984).

10422128 is an abundant number, since it is smaller than the sum of its proper divisors (10909840).

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

10422128 is a wasteful number, since it uses less digits than its factorization.

10422128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381 (or 375 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

The square root of 10422128 is about 3228.3320770949. The cubic root of 10422128 is about 218.4332768287.

Adding to 10422128 its reverse (82122401), we get a palindrome (92544529).

The spelling of 10422128 in words is "ten million, four hundred twenty-two thousand, one hundred twenty-eight".