2290061 has 4 divisors (see below), whose sum is σ = 2296800. Its totient is φ = 2283324.

The previous prime is 2290049. The next prime is 2290069. The reversal of 2290061 is 1600922.

2290061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 not a de Polignac number, because 2290061 - 2¹⁰ = 2289037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2290069) 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, 2831 + ... + 3548.

It is an arithmetic number, because the mean of its divisors is an integer number (574200).

2^2290061 is an apocalyptic number.

It is an amenable number.

2290061 is a deficient number, since it is larger than the sum of its proper divisors (6739).

2290061 is an equidigital number, since it uses as much as digits as its factorization.

2290061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6738.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 2290061 is about 1513.2947498753. The cubic root of 2290061 is about 131.8101993653.

Adding to 2290061 its reverse (1600922), we get a palindrome (3890983).

The spelling of 2290061 in words is "two million, two hundred ninety thousand, sixty-one".