2859922 has 16 divisors (see below), whose sum is σ = 4780440. Its totient is φ = 1274112.

The previous prime is 2859919. The next prime is 2859929. The reversal of 2859922 is 2299582.

It is a happy number.

2859922 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1535121 + 1324801 = 1239^2 + 1151^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2859929) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1143 + ... + 2650.

2^2859922 is an apocalyptic number.

2859922 is a deficient number, since it is larger than the sum of its proper divisors (1920518).

2859922 is a wasteful number, since it uses less digits than its factorization.

2859922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3837.

The product of its digits is 25920, while the sum is 37.

The square root of 2859922 is about 1691.1303911881. The cubic root of 2859922 is about 141.9443344599.

The spelling of 2859922 in words is "two million, eight hundred fifty-nine thousand, nine hundred twenty-two".