82499616 has 36 divisors (see below), whose sum is σ = 234609102. Its totient is φ = 27499776.

The previous prime is 82499611. The next prime is 82499647. The reversal of 82499616 is 61699428.

It is a happy number.

82499616 is a `hidden beast` number, since 8 + 24 + 9 + 9 + 616 = 666.

It can be written as a sum of positive squares in only one way, i.e., 57699216 + 24800400 = 7596^2 + 4980^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (82499611) by changing a digit.

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, 142941 + ... + 143516.

Almost surely, 2^82499616 is an apocalyptic number.

It is an amenable number.

82499616 is an abundant number, since it is smaller than the sum of its proper divisors (152109486).

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

82499616 is a wasteful number, since it uses less digits than its factorization.

82499616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286473 (or 286462 counting only the distinct ones).

The product of its digits is 186624, while the sum is 45.

The square root of 82499616 is about 9082.9299237636. The cubic root of 82499616 is about 435.3287091375.

The spelling of 82499616 in words is "eighty-two million, four hundred ninety-nine thousand, six hundred sixteen".