82790086 has 8 divisors (see below), whose sum is σ = 124236000. Its totient is φ = 41378088.

The previous prime is 82790063. The next prime is 82790089. The reversal of 82790086 is 68009728.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82790089) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1086 + ... + 12913.

It is an arithmetic number, because the mean of its divisors is an integer number (15529500).

Almost surely, 2^82790086 is an apocalyptic number.

82790086 is a deficient number, since it is larger than the sum of its proper divisors (41445914).

82790086 is a wasteful number, since it uses less digits than its factorization.

82790086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16958.

The product of its (nonzero) digits is 48384, while the sum is 40.

The square root of 82790086 is about 9098.9057583866. The cubic root of 82790086 is about 435.8390218779.

The spelling of 82790086 in words is "eighty-two million, seven hundred ninety thousand, eighty-six".