2062809 has 24 divisors (see below), whose sum is σ = 3444480. Its totient is φ = 1165248.

The previous prime is 2062807. The next prime is 2062829. The reversal of 2062809 is 9082602.

It is not a de Polignac number, because 2062809 - 2¹ = 2062807 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2062807) 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, 8512 + ... + 8750.

It is an arithmetic number, because the mean of its divisors is an integer number (143520).

2^2062809 is an apocalyptic number.

It is an amenable number.

2062809 is a deficient number, since it is larger than the sum of its proper divisors (1381671).

2062809 is a wasteful number, since it uses less digits than its factorization.

2062809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389 (or 386 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 2062809 is about 1436.2482375968. The cubic root of 2062809 is about 127.2974407637.

The spelling of 2062809 in words is "two million, sixty-two thousand, eight hundred nine".