28816364 has 12 divisors (see below), whose sum is σ = 51601704. Its totient is φ = 14073024.

The previous prime is 28816357. The next prime is 28816373. The reversal of 28816364 is 46361882.

It is a happy number.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83597 + ... + 83940.

It is an arithmetic number, because the mean of its divisors is an integer number (4300142).

Almost surely, 2^28816364 is an apocalyptic number.

It is an amenable number.

28816364 is a deficient number, since it is larger than the sum of its proper divisors (22785340).

28816364 is a wasteful number, since it uses less digits than its factorization.

28816364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167584 (or 167582 counting only the distinct ones).

The product of its digits is 55296, while the sum is 38.

The square root of 28816364 is about 5368.0875551727. The cubic root of 28816364 is about 306.5818170003.

The spelling of 28816364 in words is "twenty-eight million, eight hundred sixteen thousand, three hundred sixty-four".