2945166 has 16 divisors (see below), whose sum is σ = 6731904. Its totient is φ = 841464.

The previous prime is 2945149. The next prime is 2945167. The reversal of 2945166 is 6615492.

2945166 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 not an unprimeable number, because it can be changed into a prime (2945167) 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, 35020 + ... + 35103.

It is an arithmetic number, because the mean of its divisors is an integer number (420744).

2^2945166 is an apocalyptic number.

2945166 is an abundant number, since it is smaller than the sum of its proper divisors (3786738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2945166 is a wasteful number, since it uses less digits than its factorization.

2945166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70135.

The product of its digits is 12960, while the sum is 33.

The square root of 2945166 is about 1716.1485949649. The cubic root of 2945166 is about 143.3408336920.

It can be divided in two parts, 294 and 5166, that added together give a triangular number (5460 = T₁₀₄).

The spelling of 2945166 in words is "two million, nine hundred forty-five thousand, one hundred sixty-six".