2495505 has 32 divisors (see below), whose sum is σ = 4219776. Its totient is φ = 1257984.

The previous prime is 2495501. The next prime is 2495509. The reversal of 2495505 is 5055942.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2495501) and next prime (2495509).

It is not a de Polignac number, because 2495505 - 2² = 2495501 is a prime.

It is a Curzon number.

2495505 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2495501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34149 + ... + 34221.

It is an arithmetic number, because the mean of its divisors is an integer number (131868).

2^2495505 is an apocalyptic number.

2495505 is the 1290-th pentagonal number.

It is an amenable number.

2495505 is a deficient number, since it is larger than the sum of its proper divisors (1724271).

2495505 is a wasteful number, since it uses less digits than its factorization.

2495505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177.

The product of its (nonzero) digits is 9000, while the sum is 30.

The square root of 2495505 is about 1579.7167467619. The cubic root of 2495505 is about 135.6394899821.

The spelling of 2495505 in words is "two million, four hundred ninety-five thousand, five hundred five".