2065775 has 12 divisors (see below), whose sum is σ = 2697000. Its totient is φ = 1565280.

The previous prime is 2065769. The next prime is 2065799. The reversal of 2065775 is 5775602.

It is a happy number.

It is not a de Polignac number, because 2065775 - 2⁴ = 2065759 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1700 + ... + 2649.

It is an arithmetic number, because the mean of its divisors is an integer number (224750).

2^2065775 is an apocalyptic number.

2065775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2065775 is a deficient number, since it is larger than the sum of its proper divisors (631225).

2065775 is a wasteful number, since it uses less digits than its factorization.

2065775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4378 (or 4373 counting only the distinct ones).

The product of its (nonzero) digits is 14700, while the sum is 32.

The square root of 2065775 is about 1437.2804180117. The cubic root of 2065775 is about 127.3584228830.

The spelling of 2065775 in words is "two million, sixty-five thousand, seven hundred seventy-five".