28334270 has 16 divisors (see below), whose sum is σ = 51498720. Its totient is φ = 11223264.

The previous prime is 28334269. The next prime is 28334281. The reversal of 28334270 is 7243382.

It is a Curzon number.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 12725 + ... + 14784.

It is an arithmetic number, because the mean of its divisors is an integer number (3218670).

Almost surely, 2^28334270 is an apocalyptic number.

28334270 is a deficient number, since it is larger than the sum of its proper divisors (23164450).

28334270 is a wasteful number, since it uses less digits than its factorization.

28334270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27619.

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 28334270 is about 5322.9944580095. The cubic root of 28334270 is about 304.8625018502.

The spelling of 28334270 in words is "twenty-eight million, three hundred thirty-four thousand, two hundred seventy".