28165466 has 16 divisors (see below), whose sum is σ = 48764160. Its totient is φ = 11950800.

The previous prime is 28165457. The next prime is 28165477. The reversal of 28165466 is 66456182.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8546 + ... + 11373.

It is an arithmetic number, because the mean of its divisors is an integer number (3047760).

Almost surely, 2^28165466 is an apocalyptic number.

28165466 is a deficient number, since it is larger than the sum of its proper divisors (20598694).

28165466 is a wasteful number, since it uses less digits than its factorization.

28165466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20029.

The product of its digits is 69120, while the sum is 38.

The square root of 28165466 is about 5307.1146586446. The cubic root of 28165466 is about 304.2558801879.

The spelling of 28165466 in words is "twenty-eight million, one hundred sixty-five thousand, four hundred sixty-six".