28134192 has 20 divisors (see below), whose sum is σ = 72680120. Its totient is φ = 9378048.

The previous prime is 28134181. The next prime is 28134217. The reversal of 28134192 is 29143182.

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, 293017 + ... + 293112.

It is an arithmetic number, because the mean of its divisors is an integer number (3634006).

Almost surely, 2^28134192 is an apocalyptic number.

It is an amenable number.

28134192 is an abundant number, since it is smaller than the sum of its proper divisors (44545928).

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

28134192 is a wasteful number, since it uses less digits than its factorization.

28134192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 586140 (or 586134 counting only the distinct ones).

The product of its digits is 3456, while the sum is 30.

The square root of 28134192 is about 5304.1674181722. The cubic root of 28134192 is about 304.1432266001.

The spelling of 28134192 in words is "twenty-eight million, one hundred thirty-four thousand, one hundred ninety-two".