2040590 has 8 divisors (see below), whose sum is σ = 3673080. Its totient is φ = 816232.

The previous prime is 2040559. The next prime is 2040593. The reversal of 2040590 is 950402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2040593) by changing a digit.

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, 102020 + ... + 102039.

It is an arithmetic number, because the mean of its divisors is an integer number (459135).

2^2040590 is an apocalyptic number.

2040590 is a deficient number, since it is larger than the sum of its proper divisors (1632490).

2040590 is a wasteful number, since it uses less digits than its factorization.

2040590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204066.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 2040590 is about 1428.4922120894. The cubic root of 2040590 is about 126.8387396683.

Adding to 2040590 its reverse (950402), we get a palindrome (2990992).

The spelling of 2040590 in words is "two million, forty thousand, five hundred ninety".