4109556 has 48 divisors (see below), whose sum is σ = 10579968. Its totient is φ = 1231200.

The previous prime is 4109543. The next prime is 4109557. The reversal of 4109556 is 6559014.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4109557) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21421 + ... + 21611.

It is an arithmetic number, because the mean of its divisors is an integer number (220416).

Almost surely, 2^4109556 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 4109556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5289984).

4109556 is an abundant number, since it is smaller than the sum of its proper divisors (6470412).

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

4109556 is a wasteful number, since it uses less digits than its factorization.

4109556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372 (or 370 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 4109556 is about 2027.2039857893. The cubic root of 4109556 is about 160.1763160494.

The spelling of 4109556 in words is "four million, one hundred nine thousand, five hundred fifty-six".