2064775 has 6 divisors (see below), whose sum is σ = 2560352. Its totient is φ = 1651800.

The previous prime is 2064767. The next prime is 2064781. The reversal of 2064775 is 5774602.

It is not a de Polignac number, because 2064775 - 2³ = 2064767 is a prime.

It is a Duffinian number.

2064775 is a lucky number.

It is a zygodrome in base 2.

It is a congruent 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 5 ways as a sum of consecutive naturals, for example, 41271 + ... + 41320.

2^2064775 is an apocalyptic number.

2064775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2064775 is a deficient number, since it is larger than the sum of its proper divisors (495577).

2064775 is an equidigital number, since it uses as much as digits as its factorization.

2064775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82601 (or 82596 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 31.

The square root of 2064775 is about 1436.9324966748. The cubic root of 2064775 is about 127.3378690184.

The spelling of 2064775 in words is "two million, sixty-four thousand, seven hundred seventy-five".