2771208 has 48 divisors (see below), whose sum is σ = 8190000. Its totient is φ = 839520.

The previous prime is 2771203. The next prime is 2771213. The reversal of 2771208 is 8021772.

It is an interprime number because it is at equal distance from previous prime (2771203) and next prime (2771213).

It is not an unprimeable number, because it can be changed into a prime (2771203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 958 + ... + 2541.

It is an arithmetic number, because the mean of its divisors is an integer number (170625).

2^2771208 is an apocalyptic number.

It is an amenable number.

2771208 is an abundant number, since it is smaller than the sum of its proper divisors (5418792).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2771208 is a wasteful number, since it uses less digits than its factorization.

2771208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3522 (or 3515 counting only the distinct ones).

The product of its (nonzero) digits is 1568, while the sum is 27.

The square root of 2771208 is about 1664.6945665797. The cubic root of 2771208 is about 140.4612000949.

It can be divided in two parts, 277 and 1208, that added together give a triangular number (1485 = T₅₄).

The spelling of 2771208 in words is "two million, seven hundred seventy-one thousand, two hundred eight".