2040613 has 4 divisors (see below), whose sum is σ = 2043808. Its totient is φ = 2037420.

The previous prime is 2040607. The next prime is 2040641. The reversal of 2040613 is 3160402.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2040613 is a prime.

It is the 1429-th Hogben number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2040653) by changing a digit.

It is a nontrivial repunit in base 1428.

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, 273 + ... + 2038.

It is an arithmetic number, because the mean of its divisors is an integer number (510952).

2^2040613 is an apocalyptic number.

It is an amenable number.

2040613 is a deficient number, since it is larger than the sum of its proper divisors (3195).

2040613 is an equidigital number, since it uses as much as digits as its factorization.

2040613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3194.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2040613 is about 1428.5002625131. The cubic root of 2040613 is about 126.8392162102.

The spelling of 2040613 in words is "two million, forty thousand, six hundred thirteen".