82315946 has 32 divisors (see below), whose sum is σ = 130394880. Its totient is φ = 38937600.

The previous prime is 82315913. The next prime is 82315951. The reversal of 82315946 is 64951328.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 628301 + ... + 628431.

It is an arithmetic number, because the mean of its divisors is an integer number (4074840).

Almost surely, 2^82315946 is an apocalyptic number.

82315946 is a deficient number, since it is larger than the sum of its proper divisors (48078934).

82315946 is a wasteful number, since it uses less digits than its factorization.

82315946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350.

The product of its digits is 51840, while the sum is 38.

The square root of 82315946 is about 9072.8135658130. The cubic root of 82315946 is about 435.0054097183.

The spelling of 82315946 in words is "eighty-two million, three hundred fifteen thousand, nine hundred forty-six".