2656975 has 6 divisors (see below), whose sum is σ = 3294680. Its totient is φ = 2125560.

The previous prime is 2656961. The next prime is 2656987. The reversal of 2656975 is 5796562.

2656975 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2656975 - 2⁷ = 2656847 is a prime.

It is a plaindrome in base 16.

It is a zygodrome in base 3.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 53115 + ... + 53164.

2^2656975 is an apocalyptic number.

2656975 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2656975 is a deficient number, since it is larger than the sum of its proper divisors (637705).

2656975 is a wasteful number, since it uses less digits than its factorization.

2656975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106289 (or 106284 counting only the distinct ones).

The product of its digits is 113400, while the sum is 40.

The square root of 2656975 is about 1630.0230059726. The cubic root of 2656975 is about 138.5040552797.

The spelling of 2656975 in words is "two million, six hundred fifty-six thousand, nine hundred seventy-five".