82572086 has 8 divisors (see below), whose sum is σ = 127205760. Its totient is φ = 40170168.

The previous prime is 82572079. The next prime is 82572103. The reversal of 82572086 is 68027528.

It is a sphenic number, since it is the product of 3 distinct primes.

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 in 3 ways as a sum of consecutive naturals, for example, 557846 + ... + 557993.

It is an arithmetic number, because the mean of its divisors is an integer number (15900720).

Almost surely, 2^82572086 is an apocalyptic number.

82572086 is a deficient number, since it is larger than the sum of its proper divisors (44633674).

82572086 is a wasteful number, since it uses less digits than its factorization.

82572086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1115878.

The product of its (nonzero) digits is 53760, while the sum is 38.

The square root of 82572086 is about 9086.9183995456. The cubic root of 82572086 is about 435.4561401889.

The spelling of 82572086 in words is "eighty-two million, five hundred seventy-two thousand, eighty-six".