28566134 has 8 divisors (see below), whose sum is σ = 43038648. Its totient is φ = 14219920.

The previous prime is 28566127. The next prime is 28566143. The reversal of 28566134 is 43166582.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 28566094 and 28566103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31007 + ... + 31914.

It is an arithmetic number, because the mean of its divisors is an integer number (5379831).

Almost surely, 2^28566134 is an apocalyptic number.

28566134 is a deficient number, since it is larger than the sum of its proper divisors (14472514).

28566134 is a wasteful number, since it uses less digits than its factorization.

28566134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63150.

The product of its digits is 34560, while the sum is 35.

The square root of 28566134 is about 5344.7295534947. The cubic root of 28566134 is about 305.6918238158.

The spelling of 28566134 in words is "twenty-eight million, five hundred sixty-six thousand, one hundred thirty-four".