83255616 has 42 divisors (see below), whose sum is σ = 238638842. Its totient is φ = 27751680.

The previous prime is 83255597. The next prime is 83255629. The reversal of 83255616 is 61655238.

83255616 is a `hidden beast` number, since 8 + 32 + 5 + 5 + 616 = 666.

It can be written as a sum of positive squares in only one way, i.e., 82737216 + 518400 = 9096^2 + 720^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 71695 + ... + 72846.

Almost surely, 2^83255616 is an apocalyptic number.

It is an amenable number.

83255616 is an abundant number, since it is smaller than the sum of its proper divisors (155383226).

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

83255616 is a wasteful number, since it uses less digits than its factorization.

83255616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144559 (or 144546 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 83255616 is about 9124.4515451615. The cubic root of 83255616 is about 436.6544054466.

The spelling of 83255616 in words is "eighty-three million, two hundred fifty-five thousand, six hundred sixteen".