945573166 has 32 divisors (see below), whose sum is σ = 1476034560. Its totient is φ = 454035456.

The previous prime is 945573137. The next prime is 945573173. The reversal of 945573166 is 661375549.

945573166 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×945573166³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1229230 + ... + 1229998.

It is an arithmetic number, because the mean of its divisors is an integer number (46126080).

Almost surely, 2^945573166 is an apocalyptic number.

945573166 is a deficient number, since it is larger than the sum of its proper divisors (530461394).

945573166 is a wasteful number, since it uses less digits than its factorization.

945573166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1048.

The product of its digits is 680400, while the sum is 46.

The square root of 945573166 is about 30750.1734304052. The cubic root of 945573166 is about 981.5182512650.

It can be divided in two parts, 9455 and 73166, that added together give a triangular number (82621 = T₄₀₆).

The spelling of 945573166 in words is "nine hundred forty-five million, five hundred seventy-three thousand, one hundred sixty-six".