83283784 has 8 divisors (see below), whose sum is σ = 156157110. Its totient is φ = 41641888.

The previous prime is 83283779. The next prime is 83283841. The reversal of 83283784 is 48738238.

It can be written as a sum of positive squares in only one way, i.e., 83210884 + 72900 = 9122^2 + 270^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 83283784.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5205229 + ... + 5205244.

Almost surely, 2^83283784 is an apocalyptic number.

It is an amenable number.

83283784 is a deficient number, since it is larger than the sum of its proper divisors (72873326).

83283784 is a wasteful number, since it uses less digits than its factorization.

83283784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10410479 (or 10410475 counting only the distinct ones).

The product of its digits is 258048, while the sum is 43.

The square root of 83283784 is about 9125.9949594551. The cubic root of 83283784 is about 436.7036445451.

The spelling of 83283784 in words is "eighty-three million, two hundred eighty-three thousand, seven hundred eighty-four".