2775117 has 4 divisors (see below), whose sum is σ = 3700160. Its totient is φ = 1850076.

The previous prime is 2775107. The next prime is 2775119. The reversal of 2775117 is 7115772.

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 a de Polignac number, because none of the positive numbers 2^k-2775117 is a prime.

It is a D-number.

It is a Duffinian number.

2775117 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2775119) 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, 462517 + ... + 462522.

It is an arithmetic number, because the mean of its divisors is an integer number (925040).

2^2775117 is an apocalyptic number.

It is an amenable number.

2775117 is a deficient number, since it is larger than the sum of its proper divisors (925043).

2775117 is an equidigital number, since it uses as much as digits as its factorization.

2775117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 925042.

The product of its digits is 3430, while the sum is 30.

The square root of 2775117 is about 1665.8682420888. The cubic root of 2775117 is about 140.5272128071.

The spelling of 2775117 in words is "two million, seven hundred seventy-five thousand, one hundred seventeen".