2772319 has 4 divisors (see below), whose sum is σ = 3024360. Its totient is φ = 2520280.

The previous prime is 2772317. The next prime is 2772331. The reversal of 2772319 is 9132772.

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 2772319 - 2¹ = 2772317 is a prime.

It is a super-2 number, since 2×2772319² = 15371505275522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2772311) 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, 126004 + ... + 126025.

It is an arithmetic number, because the mean of its divisors is an integer number (756090).

2^2772319 is an apocalyptic number.

2772319 is a deficient number, since it is larger than the sum of its proper divisors (252041).

2772319 is a wasteful number, since it uses less digits than its factorization.

2772319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252040.

The product of its digits is 5292, while the sum is 31.

The square root of 2772319 is about 1665.0282279889. The cubic root of 2772319 is about 140.4799682691.

The spelling of 2772319 in words is "two million, seven hundred seventy-two thousand, three hundred nineteen".