83789016 has 64 divisors (see below), whose sum is σ = 216864480. Its totient is φ = 26956800.

The previous prime is 83789011. The next prime is 83789029. The reversal of 83789016 is 61098738.

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83789011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 139116 + ... + 139716.

Almost surely, 2^83789016 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 83789016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108432240).

83789016 is an abundant number, since it is smaller than the sum of its proper divisors (133075464).

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

83789016 is a wasteful number, since it uses less digits than its factorization.

83789016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 804 (or 800 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 42.

The square root of 83789016 is about 9153.6340324485. The cubic root of 83789016 is about 437.5849365433.

The spelling of 83789016 in words is "eighty-three million, seven hundred eighty-nine thousand, sixteen".