82783284 has 24 divisors (see below), whose sum is σ = 199822560. Its totient is φ = 26642784.

The previous prime is 82783277. The next prime is 82783303. The reversal of 82783284 is 48238728.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118594 + ... + 119289.

It is an arithmetic number, because the mean of its divisors is an integer number (8325940).

Almost surely, 2^82783284 is an apocalyptic number.

It is an amenable number.

82783284 is an abundant number, since it is smaller than the sum of its proper divisors (117039276).

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

82783284 is a wasteful number, since it uses less digits than its factorization.

82783284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237919 (or 237917 counting only the distinct ones).

The product of its digits is 172032, while the sum is 42.

The square root of 82783284 is about 9098.5319694993. The cubic root of 82783284 is about 435.8270854317.

The spelling of 82783284 in words is "eighty-two million, seven hundred eighty-three thousand, two hundred eighty-four".