2820572 has 12 divisors (see below), whose sum is σ = 5226480. Its totient is φ = 1327296.

The previous prime is 2820563. The next prime is 2820619. The reversal of 2820572 is 2750282.

2820572 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3 ways as a sum of consecutive naturals, for example, 20672 + ... + 20807.

It is an arithmetic number, because the mean of its divisors is an integer number (435540).

2^2820572 is an apocalyptic number.

It is an amenable number.

2820572 is a deficient number, since it is larger than the sum of its proper divisors (2405908).

2820572 is a wasteful number, since it uses less digits than its factorization.

2820572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41500 (or 41498 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 26.

The square root of 2820572 is about 1679.4558642608. The cubic root of 2820572 is about 141.2903161081.

The spelling of 2820572 in words is "two million, eight hundred twenty thousand, five hundred seventy-two".