2509055 has 8 divisors (see below), whose sum is σ = 3022272. Its totient is φ = 1999648.

The previous prime is 2509037. The next prime is 2509061. The reversal of 2509055 is 5509052.

It is a Cunningham number, because it is equal to 1584²-1.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2509055 - 2²⁰ = 1460479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 794 + ... + 2376.

It is an arithmetic number, because the mean of its divisors is an integer number (377784).

2^2509055 is an apocalyptic number.

2509055 is a deficient number, since it is larger than the sum of its proper divisors (513217).

2509055 is a wasteful number, since it uses less digits than its factorization.

2509055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1905.

The product of its (nonzero) digits is 2250, while the sum is 26.

The square root of 2509055 is about 1583.9996843434. Note that the first 3 decimals coincide. The cubic root of 2509055 is about 135.8845437363.

The spelling of 2509055 in words is "two million, five hundred nine thousand, fifty-five".