82093994 has 4 divisors (see below), whose sum is σ = 123140994. Its totient is φ = 41046996.

The previous prime is 82093993. The next prime is 82093997. The reversal of 82093994 is 49939028.

82093994 is nontrivially palindromic in base 14.

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., 78978769 + 3115225 = 8887^2 + 1765^2 .

It is not an unprimeable number, because it can be changed into a prime (82093993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20523497 + ... + 20523500.

Almost surely, 2^82093994 is an apocalyptic number.

82093994 is a deficient number, since it is larger than the sum of its proper divisors (41047000).

82093994 is a wasteful number, since it uses less digits than its factorization.

82093994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41046999.

The product of its (nonzero) digits is 139968, while the sum is 44.

The square root of 82093994 is about 9060.5736021512. The cubic root of 82093994 is about 434.6140832370.

The spelling of 82093994 in words is "eighty-two million, ninety-three thousand, nine hundred ninety-four".