2025909 has 12 divisors (see below), whose sum is σ = 3053856. Its totient is φ = 1291752.

The previous prime is 2025901. The next prime is 2025917. The reversal of 2025909 is 9095202.

It is an interprime number because it is at equal distance from previous prime (2025901) and next prime (2025917).

It is not a de Polignac number, because 2025909 - 2³ = 2025901 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2025901) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4687 + ... + 5100.

It is an arithmetic number, because the mean of its divisors is an integer number (254488).

2^2025909 is an apocalyptic number.

It is an amenable number.

2025909 is a deficient number, since it is larger than the sum of its proper divisors (1027947).

2025909 is a wasteful number, since it uses less digits than its factorization.

2025909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9816 (or 9813 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 27.

The square root of 2025909 is about 1423.3443012848. The cubic root of 2025909 is about 126.5338273410.

The spelling of 2025909 in words is "two million, twenty-five thousand, nine hundred nine".