2770 has 8 divisors (see below), whose sum is σ = 5004. Its totient is φ = 1104.

The previous prime is 2767. The next prime is 2777. The reversal of 2770 is 772.

2770 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2601 + 169 = 51^2 + 13^2 .

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

It is a nialpdrome in base 8.

It is not an unprimeable number, because it can be changed into a prime (2777) 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, 129 + ... + 148.

2²⁷⁷⁰ is an apocalyptic number.

2770 is a deficient number, since it is larger than the sum of its proper divisors (2234).

2770 is a wasteful number, since it uses less digits than its factorization.

2770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284.

The product of its (nonzero) digits is 98, while the sum is 16.

The square root of 2770 is about 52.6307894678. The cubic root of 2770 is about 14.0440787602.

It can be divided in two parts, 2 and 770, that multiplied together give a triangular number (1540 = T₅₅).

The spelling of 2770 in words is "two thousand, seven hundred seventy", and thus it is an iban number.