2705265 has 32 divisors (see below), whose sum is σ = 4982400. Its totient is φ = 1391040.

The previous prime is 2705257. The next prime is 2705291. The reversal of 2705265 is 5625072.

2705265 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2705265 - 2³ = 2705257 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

2705265 is a lucky number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3570 + ... + 4260.

It is an arithmetic number, because the mean of its divisors is an integer number (155700).

2^2705265 is an apocalyptic number.

It is an amenable number.

2705265 is a deficient number, since it is larger than the sum of its proper divisors (2277135).

2705265 is a wasteful number, since it uses less digits than its factorization.

2705265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 734 (or 728 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 2705265 is about 1644.7689807386. The cubic root of 2705265 is about 139.3381172222.

The spelling of 2705265 in words is "two million, seven hundred five thousand, two hundred sixty-five".