283428886 has 12 divisors (see below), whose sum is σ = 460362852. Its totient is φ = 130813176.

The previous prime is 283428881. The next prime is 283428907. The reversal of 283428886 is 688824382.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (283428881) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 418936 + ... + 419611.

It is an arithmetic number, because the mean of its divisors is an integer number (38363571).

Almost surely, 2^283428886 is an apocalyptic number.

283428886 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

283428886 is a deficient number, since it is larger than the sum of its proper divisors (176933966).

283428886 is a wasteful number, since it uses less digits than its factorization.

283428886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 838575 (or 838562 counting only the distinct ones).

The product of its digits is 1179648, while the sum is 49.

The square root of 283428886 is about 16835.3463284840. The cubic root of 283428886 is about 656.8729377964.

The spelling of 283428886 in words is "two hundred eighty-three million, four hundred twenty-eight thousand, eight hundred eighty-six".