283283328 has 32 divisors (see below), whose sum is σ = 752472360. Its totient is φ = 94427648.

The previous prime is 283283317. The next prime is 283283347. The reversal of 283283328 is 823382382.

It is a tau number, because it is divible by the number of its divisors (32).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 368475 + ... + 369242.

Almost surely, 2^283283328 is an apocalyptic number.

It is an amenable number.

283283328 is an abundant number, since it is smaller than the sum of its proper divisors (469189032).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

283283328 is an equidigital number, since it uses as much as digits as its factorization.

283283328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 737734 (or 737722 counting only the distinct ones).

The product of its digits is 110592, while the sum is 39.

The square root of 283283328 is about 16831.0227853212. The cubic root of 283283328 is about 656.7604704508.

The spelling of 283283328 in words is "two hundred eighty-three million, two hundred eighty-three thousand, three hundred twenty-eight".