2064771 has 24 divisors (see below), whose sum is σ = 3210480. Its totient is φ = 1324512.

The previous prime is 2064767. The next prime is 2064781. The reversal of 2064771 is 1774602.

It is not a de Polignac number, because 2064771 - 2² = 2064767 is a prime.

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

2064771 is a lucky number.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (2064761) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6901 + ... + 7193.

It is an arithmetic number, because the mean of its divisors is an integer number (133770).

2^2064771 is an apocalyptic number.

2064771 is a deficient number, since it is larger than the sum of its proper divisors (1145709).

2064771 is an equidigital number, since it uses as much as digits as its factorization.

2064771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337 (or 325 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 27.

The square root of 2064771 is about 1436.9311048203. The cubic root of 2064771 is about 127.3377867897.

The spelling of 2064771 in words is "two million, sixty-four thousand, seven hundred seventy-one".