2505895 has 8 divisors (see below), whose sum is σ = 3436704. Its totient is φ = 1718304.

The previous prime is 2505863. The next prime is 2505901. The reversal of 2505895 is 5985052.

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

It is not a de Polignac number, because 2505895 - 2⁵ = 2505863 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2505895.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35764 + ... + 35833.

It is an arithmetic number, because the mean of its divisors is an integer number (429588).

2^2505895 is an apocalyptic number.

2505895 is a deficient number, since it is larger than the sum of its proper divisors (930809).

2505895 is an equidigital number, since it uses as much as digits as its factorization.

2505895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71609.

The product of its (nonzero) digits is 18000, while the sum is 34.

The square root of 2505895 is about 1583.0018951347. The cubic root of 2505895 is about 135.8274737039.

The spelling of 2505895 in words is "two million, five hundred five thousand, eight hundred ninety-five".