2156795 has 8 divisors (see below), whose sum is σ = 2615424. Its totient is φ = 1707264.

The previous prime is 2156789. The next prime is 2156801. The reversal of 2156795 is 5976512.

It is an interprime number because it is at equal distance from previous prime (2156789) and next prime (2156801).

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

It is a cyclic number.

It is not a de Polignac number, because 2156795 - 2⁶ = 2156731 is a prime.

It is a Duffinian 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, 1739 + ... + 2708.

It is an arithmetic number, because the mean of its divisors is an integer number (326928).

2^2156795 is an apocalyptic number.

2156795 is a deficient number, since it is larger than the sum of its proper divisors (458629).

2156795 is an equidigital number, since it uses as much as digits as its factorization.

2156795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4549.

The product of its digits is 18900, while the sum is 35.

The square root of 2156795 is about 1468.6030777579. The cubic root of 2156795 is about 129.2021149095.

The spelling of 2156795 in words is "two million, one hundred fifty-six thousand, seven hundred ninety-five".