2955889 has 2 divisors, whose sum is σ = 2955890. Its totient is φ = 2955888.

The previous prime is 2955859. The next prime is 2955907. The reversal of 2955889 is 9885592.

2955889 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2862864 + 93025 = 1692^2 + 305^2 .

It is a cyclic number.

It is not a de Polignac number, because 2955889 - 2⁷ = 2955761 is a prime.

It is not a weakly prime, because it can be changed into another prime (2955829) 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 as a sum of consecutive naturals, namely, 1477944 + 1477945.

It is an arithmetic number, because the mean of its divisors is an integer number (1477945).

2^2955889 is an apocalyptic number.

It is an amenable number.

2955889 is a deficient number, since it is larger than the sum of its proper divisors (1).

2955889 is an equidigital number, since it uses as much as digits as its factorization.

2955889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 259200, while the sum is 46.

The square root of 2955889 is about 1719.2699031857. The cubic root of 2955889 is about 143.5145853159.

It can be divided in two parts, 2955 and 889, that added together give a square (3844 = 62²).

The spelling of 2955889 in words is "two million, nine hundred fifty-five thousand, eight hundred eighty-nine".