2495866 has 8 divisors (see below), whose sum is σ = 3771540. Its totient is φ = 1238688.

The previous prime is 2495861. The next prime is 2495869. The reversal of 2495866 is 6685942.

It is a happy number.

2495866 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2418025 + 77841 = 1555^2 + 279^2 .

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

It is a d-powerful number, because it can be written as 2⁵ + 4⁹ + 9² + 5⁹ + 8³ + 6² + 6⁷ .

It is not an unprimeable number, because it can be changed into a prime (2495861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4281 + ... + 4828.

2^2495866 is an apocalyptic number.

2495866 is a deficient number, since it is larger than the sum of its proper divisors (1275674).

2495866 is a wasteful number, since it uses less digits than its factorization.

2495866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9248.

The product of its digits is 103680, while the sum is 40.

The square root of 2495866 is about 1579.8310036203. The cubic root of 2495866 is about 135.6460302074.

The spelling of 2495866 in words is "two million, four hundred ninety-five thousand, eight hundred sixty-six".