2740771 has 6 divisors (see below), whose sum is σ = 3012716. Its totient is φ = 2491500.

The previous prime is 2740763. The next prime is 2740799. The reversal of 2740771 is 1770472.

2740771 is nontrivially palindromic in base 6.

It is not a de Polignac number, because 2740771 - 2³ = 2740763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2740721) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11205 + ... + 11446.

2^2740771 is an apocalyptic number.

2740771 is a deficient number, since it is larger than the sum of its proper divisors (271945).

2740771 is a wasteful number, since it uses less digits than its factorization.

2740771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22673 (or 22662 counting only the distinct ones).

The product of its (nonzero) digits is 2744, while the sum is 28.

The square root of 2740771 is about 1655.5274084110. The cubic root of 2740771 is about 139.9450634795.

Subtracting from 2740771 its reverse (1770472), we obtain a cube (970299 = 99³).

It can be divided in two parts, 2740 and 771, that multiplied together give a triangular number (2112540 = T₂₀₅₅).

The spelling of 2740771 in words is "two million, seven hundred forty thousand, seven hundred seventy-one".