2041240 has 16 divisors (see below), whose sum is σ = 4592880. Its totient is φ = 816480.

The previous prime is 2041231. The next prime is 2041283. The reversal of 2041240 is 421402.

It is a self number, because there is not a number n which added to its sum of digits gives 2041240.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25476 + ... + 25555.

It is an arithmetic number, because the mean of its divisors is an integer number (287055).

2^2041240 is an apocalyptic number.

2041240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2041240 is an abundant number, since it is smaller than the sum of its proper divisors (2551640).

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

2041240 is a wasteful number, since it uses less digits than its factorization.

2041240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51042 (or 51038 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 2041240 is about 1428.7197065905. The cubic root of 2041240 is about 126.8522057783.

Adding to 2041240 its reverse (421402), we get a palindrome (2462642).

It can be divided in two parts, 204 and 1240, that added together give a square (1444 = 38²).

The spelling of 2041240 in words is "two million, forty-one thousand, two hundred forty".