2064445 has 16 divisors (see below), whose sum is σ = 2695680. Its totient is φ = 1512000.

The previous prime is 2064443. The next prime is 2064449. The reversal of 2064445 is 5444602.

It is not a de Polignac number, because 2064445 - 2¹ = 2064443 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2064443) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2595 + ... + 3295.

It is an arithmetic number, because the mean of its divisors is an integer number (168480).

2^2064445 is an apocalyptic number.

It is an amenable number.

2064445 is a deficient number, since it is larger than the sum of its proper divisors (631235).

2064445 is a wasteful number, since it uses less digits than its factorization.

2064445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 756.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 2064445 is about 1436.8176641453. The cubic root of 2064445 is about 127.3310847868.

The spelling of 2064445 in words is "two million, sixty-four thousand, four hundred forty-five".