82315146 has 16 divisors (see below), whose sum is σ = 164745504. Its totient is φ = 27419184.

The previous prime is 82315141. The next prime is 82315147. The reversal of 82315146 is 64151328.

It is a super-2 number, since 2×82315146² = 13551566522002632, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (82315141) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 6556 + ... + 14408.

It is an arithmetic number, because the mean of its divisors is an integer number (10296594).

Almost surely, 2^82315146 is an apocalyptic number.

82315146 is an abundant number, since it is smaller than the sum of its proper divisors (82430358).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82315146 is a wasteful number, since it uses less digits than its factorization.

82315146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9605.

The product of its digits is 5760, while the sum is 30.

The square root of 82315146 is about 9072.7694779488. The cubic root of 82315146 is about 435.0040004917.

The spelling of 82315146 in words is "eighty-two million, three hundred fifteen thousand, one hundred forty-six".