83738816 has 28 divisors (see below), whose sum is σ = 189908688. Its totient is φ = 35887872.

The previous prime is 83738789. The next prime is 83738827. The reversal of 83738816 is 61883738.

It is a tau number, because it is divible by the number of its divisors (28).

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, 93011 + ... + 93906.

Almost surely, 2^83738816 is an apocalyptic number.

It is an amenable number.

83738816 is an abundant number, since it is smaller than the sum of its proper divisors (106169872).

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

83738816 is a wasteful number, since it uses less digits than its factorization.

83738816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186936 (or 186926 counting only the distinct ones).

The product of its digits is 193536, while the sum is 44.

The square root of 83738816 is about 9150.8915412653. The cubic root of 83738816 is about 437.4975298908.

The spelling of 83738816 in words is "eighty-three million, seven hundred thirty-eight thousand, eight hundred sixteen".