83351616 has 56 divisors (see below), whose sum is σ = 224722944. Its totient is φ = 27256320.

The previous prime is 83351603. The next prime is 83351621. The reversal of 83351616 is 61615338.

It is a super-2 number, since 2×83351616² = 13894983779622912, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6081 + ... + 14271.

Almost surely, 2^83351616 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 83351616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112361472).

83351616 is an abundant number, since it is smaller than the sum of its proper divisors (141371328).

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

83351616 is a wasteful number, since it uses less digits than its factorization.

83351616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8259 (or 8249 counting only the distinct ones).

The product of its digits is 12960, while the sum is 33.

The square root of 83351616 is about 9129.7106197294. The cubic root of 83351616 is about 436.8221727933.

The spelling of 83351616 in words is "eighty-three million, three hundred fifty-one thousand, six hundred sixteen".