83869782 has 8 divisors (see below), whose sum is σ = 167739576. Its totient is φ = 27956592.

The previous prime is 83869777. The next prime is 83869801. The reversal of 83869782 is 28796838.

It is a sphenic number, since it is the product of 3 distinct primes.

83869782 is an admirable number.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6989143 + ... + 6989154.

It is an arithmetic number, because the mean of its divisors is an integer number (20967447).

Almost surely, 2^83869782 is an apocalyptic number.

83869782 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

83869782 is a wasteful number, since it uses less digits than its factorization.

83869782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13978302.

The product of its digits is 1161216, while the sum is 51.

The square root of 83869782 is about 9158.0446602973. The cubic root of 83869782 is about 437.7254905090.

The spelling of 83869782 in words is "eighty-three million, eight hundred sixty-nine thousand, seven hundred eighty-two".