2765025 has 18 divisors (see below), whose sum is σ = 4952870. Its totient is φ = 1474560.

The previous prime is 2764967. The next prime is 2765039. The reversal of 2765025 is 5205672.

2765025 = T₄₃₉ + T₄₄₀ + ... + T₄₆₅.

2765025 is a `hidden beast` number, since 2 + 7 + 650 + 2 + 5 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 451584 + 2313441 = 672^2 + 1521^2 .

It is not a de Polignac number, because 2765025 - 2¹⁰ = 2764001 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2765025.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 5920 + ... + 6369.

2^2765025 is an apocalyptic number.

2765025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2765025 is a deficient number, since it is larger than the sum of its proper divisors (2187845).

2765025 is a wasteful number, since it uses less digits than its factorization.

2765025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12305 (or 12297 counting only the distinct ones).

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

The square root of 2765025 is about 1662.8364321243. The cubic root of 2765025 is about 140.3566586457.

The spelling of 2765025 in words is "two million, seven hundred sixty-five thousand, twenty-five".