4102056 has 64 divisors (see below), whose sum is σ = 13027200. Its totient is φ = 1171584.

The previous prime is 4102039. The next prime is 4102069. The reversal of 4102056 is 6502014.

It is a happy number.

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

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 156 + ... + 2868.

It is an arithmetic number, because the mean of its divisors is an integer number (203550).

Almost surely, 2^4102056 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 4102056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6513600).

4102056 is an abundant number, since it is smaller than the sum of its proper divisors (8925144).

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

4102056 is a wasteful number, since it uses less digits than its factorization.

4102056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2735 (or 2725 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 4102056 is about 2025.3533025129. The cubic root of 4102056 is about 160.0788153362.

The spelling of 4102056 in words is "four million, one hundred two thousand, fifty-six".