28333316 has 24 divisors (see below), whose sum is σ = 54232416. Its totient is φ = 12845120.

The previous prime is 28333307. The next prime is 28333367. The reversal of 28333316 is 61333382.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25280 + ... + 26376.

It is an arithmetic number, because the mean of its divisors is an integer number (2259684).

Almost surely, 2^28333316 is an apocalyptic number.

It is an amenable number.

28333316 is a deficient number, since it is larger than the sum of its proper divisors (25899100).

28333316 is a wasteful number, since it uses less digits than its factorization.

28333316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1699 (or 1697 counting only the distinct ones).

The product of its digits is 7776, while the sum is 29.

The square root of 28333316 is about 5322.9048460404. The cubic root of 28333316 is about 304.8590802917.

Adding to 28333316 its reverse (61333382), we get a palindrome (89666698).

The spelling of 28333316 in words is "twenty-eight million, three hundred thirty-three thousand, three hundred sixteen".