82518794 has 4 divisors (see below), whose sum is σ = 123778194. Its totient is φ = 41259396.

The previous prime is 82518781. The next prime is 82518803. The reversal of 82518794 is 49781528.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 82174225 + 344569 = 9065^2 + 587^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20629697 + ... + 20629700.

Almost surely, 2^82518794 is an apocalyptic number.

82518794 is a deficient number, since it is larger than the sum of its proper divisors (41259400).

82518794 is a wasteful number, since it uses less digits than its factorization.

82518794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41259399.

The product of its digits is 161280, while the sum is 44.

The square root of 82518794 is about 9083.9855790286. The cubic root of 82518794 is about 435.3624389395.

The spelling of 82518794 in words is "eighty-two million, five hundred eighteen thousand, seven hundred ninety-four".