82783422 has 24 divisors (see below), whose sum is σ = 179664264. Its totient is φ = 27548304.

The previous prime is 82783409. The next prime is 82783451. The reversal of 82783422 is 22438728.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8233 + ... + 15275.

It is an arithmetic number, because the mean of its divisors is an integer number (7486011).

Almost surely, 2^82783422 is an apocalyptic number.

82783422 is an abundant number, since it is smaller than the sum of its proper divisors (96880842).

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

82783422 is a wasteful number, since it uses less digits than its factorization.

82783422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7704 (or 7701 counting only the distinct ones).

The product of its digits is 43008, while the sum is 36.

The square root of 82783422 is about 9098.5395531371. The cubic root of 82783422 is about 435.8273276066.

The spelling of 82783422 in words is "eighty-two million, seven hundred eighty-three thousand, four hundred twenty-two".