28335956 has 24 divisors (see below), whose sum is σ = 54353376. Its totient is φ = 12818720.

The previous prime is 28335949. The next prime is 28335997. The reversal of 28335956 is 65953382.

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, 8570 + ... + 11406.

It is an arithmetic number, because the mean of its divisors is an integer number (2264724).

Almost surely, 2^28335956 is an apocalyptic number.

It is an amenable number.

28335956 is a deficient number, since it is larger than the sum of its proper divisors (26017420).

28335956 is a wasteful number, since it uses less digits than its factorization.

28335956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3079 (or 3077 counting only the distinct ones).

The product of its digits is 194400, while the sum is 41.

The square root of 28335956 is about 5323.1528251592. The cubic root of 28335956 is about 304.8685485678.

The spelling of 28335956 in words is "twenty-eight million, three hundred thirty-five thousand, nine hundred fifty-six".