4442100 has 144 divisors (see below), whose sum is σ = 14874048. Its totient is φ = 1013760.

The previous prime is 4442099. The next prime is 4442101. The reversal of 4442100 is 12444.

It is an interprime number because it is at equal distance from previous prime (4442099) and next prime (4442101).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a nialpdrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 4442100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4442101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 66267 + ... + 66333.

It is an arithmetic number, because the mean of its divisors is an integer number (103292).

Almost surely, 2^4442100 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 4442100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7437024).

4442100 is an abundant number, since it is smaller than the sum of its proper divisors (10431948).

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

4442100 is a wasteful number, since it uses less digits than its factorization.

4442100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114 (or 107 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 4442100 is about 2107.6289996107. The cubic root of 4442100 is about 164.3852237180.

Adding to 4442100 its reverse (12444), we get a palindrome (4454544).

The spelling of 4442100 in words is "four million, four hundred forty-two thousand, one hundred".