2772755 has 8 divisors (see below), whose sum is σ = 3382224. Its totient is φ = 2181600.

The previous prime is 2772713. The next prime is 2772761. The reversal of 2772755 is 5572772.

2772755 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a de Polignac number, because none of the positive numbers 2^k-2772755 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 4241 + ... + 4850.

It is an arithmetic number, because the mean of its divisors is an integer number (422778).

2^2772755 is an apocalyptic number.

2772755 is a deficient number, since it is larger than the sum of its proper divisors (609469).

2772755 is an equidigital number, since it uses as much as digits as its factorization.

2772755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9157.

The product of its digits is 34300, while the sum is 35.

The square root of 2772755 is about 1665.1591515528. The cubic root of 2772755 is about 140.4873322672.

The spelling of 2772755 in words is "two million, seven hundred seventy-two thousand, seven hundred fifty-five".