82157314 has 16 divisors (see below), whose sum is σ = 127163520. Its totient is φ = 39789360.

The previous prime is 82157303. The next prime is 82157321. The reversal of 82157314 is 41375128.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3469 + ... + 13279.

It is an arithmetic number, because the mean of its divisors is an integer number (7947720).

Almost surely, 2^82157314 is an apocalyptic number.

82157314 is a deficient number, since it is larger than the sum of its proper divisors (45006206).

82157314 is a wasteful number, since it uses less digits than its factorization.

82157314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9945.

The product of its digits is 6720, while the sum is 31.

The square root of 82157314 is about 9064.0671886301. The cubic root of 82157314 is about 434.7257953936.

The spelling of 82157314 in words is "eighty-two million, one hundred fifty-seven thousand, three hundred fourteen".