28836166 has 4 divisors (see below), whose sum is σ = 43254252. Its totient is φ = 14418082.

The previous prime is 28836163. The next prime is 28836173. The reversal of 28836166 is 66163882.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28836163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7209040 + ... + 7209043.

It is an arithmetic number, because the mean of its divisors is an integer number (10813563).

Almost surely, 2^28836166 is an apocalyptic number.

28836166 is a deficient number, since it is larger than the sum of its proper divisors (14418086).

28836166 is a wasteful number, since it uses less digits than its factorization.

28836166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14418085.

The product of its digits is 82944, while the sum is 40.

The square root of 28836166 is about 5369.9316569208. The cubic root of 28836166 is about 306.6520264487.

The spelling of 28836166 in words is "twenty-eight million, eight hundred thirty-six thousand, one hundred sixty-six".