28266176 has 28 divisors (see below), whose sum is σ = 57290208. Its totient is φ = 13830912.

The previous prime is 28266137. The next prime is 28266191. The reversal of 28266176 is 67166282.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1691 + ... + 7706.

Almost surely, 2^28266176 is an apocalyptic number.

It is an amenable number.

28266176 is an abundant number, since it is smaller than the sum of its proper divisors (29024032).

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

28266176 is an equidigital number, since it uses as much as digits as its factorization.

28266176 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9456 (or 9446 counting only the distinct ones).

The product of its digits is 48384, while the sum is 38.

The square root of 28266176 is about 5316.5943986729. The cubic root of 28266176 is about 304.6180868798.

The spelling of 28266176 in words is "twenty-eight million, two hundred sixty-six thousand, one hundred seventy-six".