2722851 has 24 divisors (see below), whose sum is σ = 4140864. Its totient is φ = 1722240.

The previous prime is 2722843. The next prime is 2722861. The reversal of 2722851 is 1582272.

It is not a de Polignac number, because 2722851 - 2³ = 2722843 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2722801) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17265 + ... + 17421.

It is an arithmetic number, because the mean of its divisors is an integer number (172536).

2^2722851 is an apocalyptic number.

2722851 is a deficient number, since it is larger than the sum of its proper divisors (1418013).

2722851 is a wasteful number, since it uses less digits than its factorization.

2722851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251 (or 248 counting only the distinct ones).

The product of its digits is 2240, while the sum is 27.

The square root of 2722851 is about 1650.1063602083. The cubic root of 2722851 is about 139.6393950989.

The spelling of 2722851 in words is "two million, seven hundred twenty-two thousand, eight hundred fifty-one".