2509893 has 8 divisors (see below), whose sum is σ = 3718400. Its totient is φ = 1673244.

The previous prime is 2509891. The next prime is 2509907. The reversal of 2509893 is 3989052.

It is not a de Polignac number, because 2509893 - 2¹ = 2509891 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2509891) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46453 + ... + 46506.

It is an arithmetic number, because the mean of its divisors is an integer number (464800).

2^2509893 is an apocalyptic number.

It is an amenable number.

2509893 is a deficient number, since it is larger than the sum of its proper divisors (1208507).

2509893 is an equidigital number, since it uses as much as digits as its factorization.

2509893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92968 (or 92962 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 2509893 is about 1584.2641825150. The cubic root of 2509893 is about 135.8996700916.

The spelling of 2509893 in words is "two million, five hundred nine thousand, eight hundred ninety-three".