2764223 has 8 divisors (see below), whose sum is σ = 3446400. Its totient is φ = 2153880.

The previous prime is 2764213. The next prime is 2764247. The reversal of 2764223 is 3224672.

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

It is a cyclic number.

It is not a de Polignac number, because 2764223 - 2⁴ = 2764207 is a prime.

It is a super-3 number, since 3×2764223³ = 63363693338963872701, which contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2764192 and 2764201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2764213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17873 + ... + 18026.

It is an arithmetic number, because the mean of its divisors is an integer number (430800).

2^2764223 is an apocalyptic number.

2764223 is a deficient number, since it is larger than the sum of its proper divisors (682177).

2764223 is a wasteful number, since it uses less digits than its factorization.

2764223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35917.

The product of its digits is 4032, while the sum is 26.

The square root of 2764223 is about 1662.5952604287. The cubic root of 2764223 is about 140.3430871077.

Adding to 2764223 its reverse (3224672), we get a palindrome (5988895).

The spelling of 2764223 in words is "two million, seven hundred sixty-four thousand, two hundred twenty-three".