2821695 has 16 divisors (see below), whose sum is σ = 4536672. Its totient is φ = 1497600.

The previous prime is 2821681. The next prime is 2821699. The reversal of 2821695 is 5961282.

It is not a de Polignac number, because 2821695 - 2⁹ = 2821183 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2821699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4395 + ... + 4995.

It is an arithmetic number, because the mean of its divisors is an integer number (283542).

2^2821695 is an apocalyptic number.

2821695 is a deficient number, since it is larger than the sum of its proper divisors (1714977).

2821695 is a wasteful number, since it uses less digits than its factorization.

2821695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 922.

The product of its digits is 8640, while the sum is 33.

The square root of 2821695 is about 1679.7901654671. The cubic root of 2821695 is about 141.3090650205.

The spelling of 2821695 in words is "two million, eight hundred twenty-one thousand, six hundred ninety-five".