4102144 has 24 divisors (see below), whose sum is σ = 8206380. Its totient is φ = 2050048.

The previous prime is 4102141. The next prime is 4102169. The reversal of 4102144 is 4412014.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4102141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1047 + ... + 3049.

Almost surely, 2^4102144 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 4102144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4103190).

4102144 is an abundant number, since it is smaller than the sum of its proper divisors (4104236).

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

4102144 is an equidigital number, since it uses as much as digits as its factorization.

4102144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2025 (or 2005 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 4102144 is about 2025.3750270012. The cubic root of 4102144 is about 160.0799600333.

Adding to 4102144 its reverse (4412014), we get a palindrome (8514158).

The spelling of 4102144 in words is "four million, one hundred two thousand, one hundred forty-four".