2945173 has 16 divisors (see below), whose sum is σ = 3833856. Its totient is φ = 2193840.

The previous prime is 2945167. The next prime is 2945177. The reversal of 2945173 is 3715492.

2945173 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2945173 - 2¹³ = 2936981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2945177) 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 15 ways as a sum of consecutive naturals, for example, 940 + ... + 2602.

It is an arithmetic number, because the mean of its divisors is an integer number (239616).

2^2945173 is an apocalyptic number.

2945173 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2945173 is a deficient number, since it is larger than the sum of its proper divisors (888683).

2945173 is a wasteful number, since it uses less digits than its factorization.

2945173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1704.

The product of its digits is 7560, while the sum is 31.

The square root of 2945173 is about 1716.1506344141. The cubic root of 2945173 is about 143.3409472549.

The spelling of 2945173 in words is "two million, nine hundred forty-five thousand, one hundred seventy-three".