28232368 has 20 divisors (see below), whose sum is σ = 55053520. Its totient is φ = 14025024.

The previous prime is 28232333. The next prime is 28232387. The reversal of 28232368 is 86323282.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3108 + ... + 8131.

It is an arithmetic number, because the mean of its divisors is an integer number (2752676).

Almost surely, 2^28232368 is an apocalyptic number.

It is an amenable number.

28232368 is a deficient number, since it is larger than the sum of its proper divisors (26821152).

28232368 is a wasteful number, since it uses less digits than its factorization.

28232368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11404 (or 11398 counting only the distinct ones).

The product of its digits is 27648, while the sum is 34.

The square root of 28232368 is about 5313.4139684387. The cubic root of 28232368 is about 304.4965914112.

The spelling of 28232368 in words is "twenty-eight million, two hundred thirty-two thousand, three hundred sixty-eight".