28796170 has 16 divisors (see below), whose sum is σ = 55820520. Its totient is φ = 10632384.

The previous prime is 28796149. The next prime is 28796171. The reversal of 28796170 is 7169782.

It can be written as a sum of positive squares in 4 ways, for example, as 15202201 + 13593969 = 3899^2 + 3687^2 .

It is not an unprimeable number, because it can be changed into a prime (28796171) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 110625 + ... + 110884.

Almost surely, 2^28796170 is an apocalyptic number.

28796170 is a deficient number, since it is larger than the sum of its proper divisors (27024350).

28796170 is a wasteful number, since it uses less digits than its factorization.

28796170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221529.

The product of its (nonzero) digits is 42336, while the sum is 40.

The square root of 28796170 is about 5366.2062949536. The cubic root of 28796170 is about 306.5101845535.

The spelling of 28796170 in words is "twenty-eight million, seven hundred ninety-six thousand, one hundred seventy".