2162755 has 16 divisors (see below), whose sum is σ = 3017664. Its totient is φ = 1457280.

The previous prime is 2162747. The next prime is 2162803. The reversal of 2162755 is 5572612.

It is not a de Polignac number, because 2162755 - 2³ = 2162747 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1629 + ... + 2641.

It is an arithmetic number, because the mean of its divisors is an integer number (188604).

2^2162755 is an apocalyptic number.

2162755 is a deficient number, since it is larger than the sum of its proper divisors (854909).

2162755 is a wasteful number, since it uses less digits than its factorization.

2162755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1086.

The product of its digits is 4200, while the sum is 28.

The square root of 2162755 is about 1470.6308170306. The cubic root of 2162755 is about 129.3210160859.

The spelling of 2162755 in words is "two million, one hundred sixty-two thousand, seven hundred fifty-five".