2771248 has 20 divisors (see below), whose sum is σ = 5395240. Its totient is φ = 1378944.

The previous prime is 2771239. The next prime is 2771257. The reversal of 2771248 is 8421772.

It is an interprime number because it is at equal distance from previous prime (2771239) and next prime (2771257).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5836 + ... + 6292.

It is an arithmetic number, because the mean of its divisors is an integer number (269762).

2^2771248 is an apocalyptic number.

It is an amenable number.

2771248 is a deficient number, since it is larger than the sum of its proper divisors (2623992).

2771248 is a wasteful number, since it uses less digits than its factorization.

2771248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 844 (or 838 counting only the distinct ones).

The product of its digits is 6272, while the sum is 31.

The square root of 2771248 is about 1664.7065807523. The cubic root of 2771248 is about 140.4618759038.

It can be divided in two parts, 277 and 1248, that multiplied together give a triangular number (345696 = T₈₃₁).

The spelling of 2771248 in words is "two million, seven hundred seventy-one thousand, two hundred forty-eight".