82094251 has 4 divisors (see below), whose sum is σ = 82290600. Its totient is φ = 81897904.

The previous prime is 82094249. The next prime is 82094261. The reversal of 82094251 is 15249028.

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

It is a cyclic number.

It is not a de Polignac number, because 82094251 - 2¹ = 82094249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82094261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97546 + ... + 98383.

It is an arithmetic number, because the mean of its divisors is an integer number (20572650).

Almost surely, 2^82094251 is an apocalyptic number.

82094251 is a deficient number, since it is larger than the sum of its proper divisors (196349).

82094251 is a wasteful number, since it uses less digits than its factorization.

82094251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196348.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 82094251 is about 9060.5877844652. The cubic root of 82094251 is about 434.6145367647.

The spelling of 82094251 in words is "eighty-two million, ninety-four thousand, two hundred fifty-one".