82243064 has 8 divisors (see below), whose sum is σ = 154205760. Its totient is φ = 41121528.

The previous prime is 82243033. The next prime is 82243079. The reversal of 82243064 is 46034228.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×82243064² = 13527843152216192, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5140184 + ... + 5140199.

It is an arithmetic number, because the mean of its divisors is an integer number (19275720).

Almost surely, 2^82243064 is an apocalyptic number.

It is an amenable number.

82243064 is a deficient number, since it is larger than the sum of its proper divisors (71962696).

82243064 is a wasteful number, since it uses less digits than its factorization.

82243064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10280389 (or 10280385 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 82243064 is about 9068.7961714883. The cubic root of 82243064 is about 434.8769881617.

The spelling of 82243064 in words is "eighty-two million, two hundred forty-three thousand, sixty-four".