28852066 has 4 divisors (see below), whose sum is σ = 43278102. Its totient is φ = 14426032.

The previous prime is 28852049. The next prime is 28852073. The reversal of 28852066 is 66025882.

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

It can be written as a sum of positive squares in only one way, i.e., 24710841 + 4141225 = 4971^2 + 2035^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7213015 + ... + 7213018.

Almost surely, 2^28852066 is an apocalyptic number.

28852066 is a deficient number, since it is larger than the sum of its proper divisors (14426036).

28852066 is a wasteful number, since it uses less digits than its factorization.

28852066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14426035.

The product of its (nonzero) digits is 46080, while the sum is 37.

The square root of 28852066 is about 5371.4119186672. The cubic root of 28852066 is about 306.7083778068.

The spelling of 28852066 in words is "twenty-eight million, eight hundred fifty-two thousand, sixty-six".