10422144 has 96 divisors (see below), whose sum is σ = 30630600. Its totient is φ = 3400704.

The previous prime is 10422143. The next prime is 10422163. The reversal of 10422144 is 44122401.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10422143) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 95562 + ... + 95670.

Almost surely, 2^10422144 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 10422144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15315300).

10422144 is an abundant number, since it is smaller than the sum of its proper divisors (20208456).

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

10422144 is a wasteful number, since it uses less digits than its factorization.

10422144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212 (or 197 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 10422144 is about 3228.3345551538. The cubic root of 10422144 is about 218.4333886079.

Adding to 10422144 its reverse (44122401), we get a palindrome (54544545).

The spelling of 10422144 in words is "ten million, four hundred twenty-two thousand, one hundred forty-four".