2820874 has 8 divisors (see below), whose sum is σ = 4835808. Its totient is φ = 1208940.

The previous prime is 2820869. The next prime is 2820877. The reversal of 2820874 is 4780282.

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

It is not an unprimeable number, because it can be changed into a prime (2820877) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100732 + ... + 100759.

It is an arithmetic number, because the mean of its divisors is an integer number (604476).

2^2820874 is an apocalyptic number.

2820874 is a deficient number, since it is larger than the sum of its proper divisors (2014934).

2820874 is a wasteful number, since it uses less digits than its factorization.

2820874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201500.

The product of its (nonzero) digits is 7168, while the sum is 31.

The square root of 2820874 is about 1679.5457719276. The cubic root of 2820874 is about 141.2953586022.

It can be divided in two parts, 28208 and 74, that added together give a palindrome (28282).

The spelling of 2820874 in words is "two million, eight hundred twenty thousand, eight hundred seventy-four".