82522515 has 8 divisors (see below), whose sum is σ = 132036048. Its totient is φ = 44012000.

The previous prime is 82522511. The next prime is 82522523. The reversal of 82522515 is 51522528.

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

It is not a de Polignac number, because 82522515 - 2² = 82522511 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82522511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2750736 + ... + 2750765.

It is an arithmetic number, because the mean of its divisors is an integer number (16504506).

Almost surely, 2^82522515 is an apocalyptic number.

82522515 is a deficient number, since it is larger than the sum of its proper divisors (49513533).

82522515 is a wasteful number, since it uses less digits than its factorization.

82522515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5501509.

The product of its digits is 8000, while the sum is 30.

The square root of 82522515 is about 9084.1903877010. The cubic root of 82522515 is about 435.3689827389.

The spelling of 82522515 in words is "eighty-two million, five hundred twenty-two thousand, five hundred fifteen".