28862852 has 12 divisors (see below), whose sum is σ = 51742236. Its totient is φ = 14079360.

The previous prime is 28862833. The next prime is 28862857. The reversal of 28862852 is 25826882.

It can be written as a sum of positive squares in 2 ways, for example, as 4813636 + 24049216 = 2194^2 + 4904^2 .

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is not an unprimeable number, because it can be changed into a prime (28862857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87833 + ... + 88160.

It is an arithmetic number, because the mean of its divisors is an integer number (4311853).

Almost surely, 2^28862852 is an apocalyptic number.

It is an amenable number.

28862852 is a deficient number, since it is larger than the sum of its proper divisors (22879384).

28862852 is a wasteful number, since it uses less digits than its factorization.

28862852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176038 (or 176036 counting only the distinct ones).

The product of its digits is 122880, while the sum is 41.

The square root of 28862852 is about 5372.4158439198. The cubic root of 28862852 is about 306.7465927987.

The spelling of 28862852 in words is "twenty-eight million, eight hundred sixty-two thousand, eight hundred fifty-two".