2064909 has 24 divisors (see below), whose sum is σ = 3496608. Its totient is φ = 1071840.

The previous prime is 2064899. The next prime is 2064913. The reversal of 2064909 is 9094602.

It is not a de Polignac number, because 2064909 - 2⁵ = 2064877 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2064919) 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, 979 + ... + 2255.

It is an arithmetic number, because the mean of its divisors is an integer number (145692).

2^2064909 is an apocalyptic number.

It is an amenable number.

2064909 is a deficient number, since it is larger than the sum of its proper divisors (1431699).

2064909 is a wasteful number, since it uses less digits than its factorization.

2064909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1305 (or 1298 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 2064909 is about 1436.9791230216. The cubic root of 2064909 is about 127.3406236213.

It can be divided in two parts, 206 and 4909, that added together give a palindrome (5115).

The spelling of 2064909 in words is "two million, sixty-four thousand, nine hundred nine".