28833965 has 8 divisors (see below), whose sum is σ = 34702560. Its totient is φ = 22999312.

The previous prime is 28833943. The next prime is 28833991. The reversal of 28833965 is 56933882.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 28833965 - 2⁶ = 28833901 is a prime.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 6575 + ... + 10044.

It is an arithmetic number, because the mean of its divisors is an integer number (4337820).

Almost surely, 2^28833965 is an apocalyptic number.

It is an amenable number.

28833965 is a deficient number, since it is larger than the sum of its proper divisors (5868595).

28833965 is a wasteful number, since it uses less digits than its factorization.

28833965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16971.

The product of its digits is 311040, while the sum is 44.

The square root of 28833965 is about 5369.7267155787. The cubic root of 28833965 is about 306.6442242293.

The spelling of 28833965 in words is "twenty-eight million, eight hundred thirty-three thousand, nine hundred sixty-five".