2700045 has 24 divisors (see below), whose sum is σ = 4843800. Its totient is φ = 1389696.

The previous prime is 2700037. The next prime is 2700067. The reversal of 2700045 is 5400072.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 56169 + 2643876 = 237^2 + 1626^2 .

It is not a de Polignac number, because 2700045 - 2³ = 2700037 is a prime.

It is an Ulam number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 271 + ... + 2339.

It is an arithmetic number, because the mean of its divisors is an integer number (201825).

2^2700045 is an apocalyptic number.

It is an amenable number.

2700045 is a deficient number, since it is larger than the sum of its proper divisors (2143755).

2700045 is a wasteful number, since it uses less digits than its factorization.

2700045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2109 (or 2106 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 18.

The square root of 2700045 is about 1643.1813655224. The cubic root of 2700045 is about 139.2484386022.

The spelling of 2700045 in words is "two million, seven hundred thousand, forty-five".