82790616 has 48 divisors (see below), whose sum is σ = 216399960. Its totient is φ = 26392960.

The previous prime is 82790569. The next prime is 82790651. The reversal of 82790616 is 61609728.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9436 + ... + 15956.

Almost surely, 2^82790616 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 82790616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108199980).

82790616 is an abundant number, since it is smaller than the sum of its proper divisors (133609344).

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

82790616 is a wasteful number, since it uses less digits than its factorization.

82790616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6576 (or 6549 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 39.

The square root of 82790616 is about 9098.9348827212. The cubic root of 82790616 is about 435.8399519176.

The spelling of 82790616 in words is "eighty-two million, seven hundred ninety thousand, six hundred sixteen".