2041830 has 72 divisors (see below), whose sum is σ = 6188832. Its totient is φ = 465696.

The previous prime is 2041817. The next prime is 2041849. The reversal of 2041830 is 381402.

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 35 ways as a sum of consecutive naturals, for example, 4179 + ... + 4641.

It is an arithmetic number, because the mean of its divisors is an integer number (85956).

2^2041830 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2041830, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3094416).

2041830 is an abundant number, since it is smaller than the sum of its proper divisors (4147002).

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

2041830 is a wasteful number, since it uses less digits than its factorization.

2041830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490 (or 480 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 2041830 is about 1428.9261702411. The cubic root of 2041830 is about 126.8644263880.

The spelling of 2041830 in words is "two million, forty-one thousand, eight hundred thirty".