4102740 has 72 divisors (see below), whose sum is σ = 12999168. Its totient is φ = 1045440.

The previous prime is 4102733. The next prime is 4102753. The reversal of 4102740 is 472014.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3645 + ... + 4635.

It is an arithmetic number, because the mean of its divisors is an integer number (180544).

Almost surely, 2^4102740 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 4102740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6499584).

4102740 is an abundant number, since it is smaller than the sum of its proper divisors (8896428).

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

4102740 is a wasteful number, since it uses less digits than its factorization.

4102740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1029 (or 1024 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 18.

The square root of 4102740 is about 2025.5221549023. The cubic root of 4102740 is about 160.0877123238.

Adding to 4102740 its reverse (472014), we get a palindrome (4574754).

The spelling of 4102740 in words is "four million, one hundred two thousand, seven hundred forty".