2622845 has 16 divisors (see below), whose sum is σ = 3395520. Its totient is φ = 1937664.

The previous prime is 2622827. The next prime is 2622857. The reversal of 2622845 is 5482262.

It is a cyclic number.

It is not a de Polignac number, because 2622845 - 2²⁰ = 1574269 is a prime.

It is a d-powerful number, because it can be written as 2⁵ + 6³ + 2¹⁹ + 2²¹ + 8 + 4⁵ + 5³ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4754 + ... + 5276.

It is an arithmetic number, because the mean of its divisors is an integer number (212220).

2^2622845 is an apocalyptic number.

It is an amenable number.

2622845 is a deficient number, since it is larger than the sum of its proper divisors (772675).

2622845 is a wasteful number, since it uses less digits than its factorization.

2622845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 604.

The product of its digits is 7680, while the sum is 29.

The square root of 2622845 is about 1619.5199906145. The cubic root of 2622845 is about 137.9084493947.

The spelling of 2622845 in words is "two million, six hundred twenty-two thousand, eight hundred forty-five".