283685772 has 96 divisors (see below), whose sum is σ = 726566400. Its totient is φ = 86028096.

The previous prime is 283685693. The next prime is 283685777. The reversal of 283685772 is 277586382.

283685772 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (283685777) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 4234083 + ... + 4234149.

It is an arithmetic number, because the mean of its divisors is an integer number (7568400).

Almost surely, 2^283685772 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 283685772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (363283200).

283685772 is an abundant number, since it is smaller than the sum of its proper divisors (442880628).

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

283685772 is a wasteful number, since it uses less digits than its factorization.

283685772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172 (or 124 counting only the distinct ones).

The product of its digits is 1128960, while the sum is 48.

The square root of 283685772 is about 16842.9739654255. The cubic root of 283685772 is about 657.0713303102.

The spelling of 283685772 in words is "two hundred eighty-three million, six hundred eighty-five thousand, seven hundred seventy-two".