28175126 has 16 divisors (see below), whose sum is σ = 48583584. Its totient is φ = 12004224.

The previous prime is 28175111. The next prime is 28175129. The reversal of 28175126 is 62157182.

It is a junction number, because it is equal to n+sod(n) for n = 28175092 and 28175101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28175129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3395 + ... + 8238.

It is an arithmetic number, because the mean of its divisors is an integer number (3036474).

Almost surely, 2^28175126 is an apocalyptic number.

28175126 is a deficient number, since it is larger than the sum of its proper divisors (20408458).

28175126 is a wasteful number, since it uses less digits than its factorization.

28175126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11815.

The product of its digits is 6720, while the sum is 32.

The square root of 28175126 is about 5308.0246796713. The cubic root of 28175126 is about 304.2906600830.

The spelling of 28175126 in words is "twenty-eight million, one hundred seventy-five thousand, one hundred twenty-six".