2064261 has 4 divisors (see below), whose sum is σ = 2752352. Its totient is φ = 1376172.

The previous prime is 2064247. The next prime is 2064263. The reversal of 2064261 is 1624602.

It is a happy number.

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 not a de Polignac number, because 2064261 - 2⁵ = 2064229 is a prime.

It is a super-2 number, since 2×2064261² = 8522346952242, which contains 22 as substring.

It is a D-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 (2064263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 344041 + ... + 344046.

It is an arithmetic number, because the mean of its divisors is an integer number (688088).

2^2064261 is an apocalyptic number.

It is an amenable number.

2064261 is a deficient number, since it is larger than the sum of its proper divisors (688091).

2064261 is an equidigital number, since it uses as much as digits as its factorization.

2064261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 688090.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 2064261 is about 1436.7536323253. The cubic root of 2064261 is about 127.3273017498.

Adding to 2064261 its reverse (1624602), we get a palindrome (3688863).

The spelling of 2064261 in words is "two million, sixty-four thousand, two hundred sixty-one".