2664311 has 4 divisors (see below), whose sum is σ = 2869272. Its totient is φ = 2459352.

The previous prime is 2664307. The next prime is 2664329. The reversal of 2664311 is 1134662.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2664311 - 2² = 2664307 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 (2664341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102461 + ... + 102486.

It is an arithmetic number, because the mean of its divisors is an integer number (717318).

2^2664311 is an apocalyptic number.

2664311 is a deficient number, since it is larger than the sum of its proper divisors (204961).

2664311 is a wasteful number, since it uses less digits than its factorization.

2664311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204960.

The product of its digits is 864, while the sum is 23.

The square root of 2664311 is about 1632.2717298293. The cubic root of 2664311 is about 138.6314096395.

Adding to 2664311 its reverse (1134662), we get a palindrome (3798973).

The spelling of 2664311 in words is "two million, six hundred sixty-four thousand, three hundred eleven".