82200515 has 4 divisors (see below), whose sum is σ = 98640624. Its totient is φ = 65760408.

The previous prime is 82200493. The next prime is 82200523. The reversal of 82200515 is 51500228.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 82200515 - 2⁸ = 82200259 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8220047 + ... + 8220056.

It is an arithmetic number, because the mean of its divisors is an integer number (24660156).

Almost surely, 2^82200515 is an apocalyptic number.

82200515 is a deficient number, since it is larger than the sum of its proper divisors (16440109).

82200515 is a wasteful number, since it uses less digits than its factorization.

82200515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16440108.

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 82200515 is about 9066.4499667731. The cubic root of 82200515 is about 434.8019797174.

The spelling of 82200515 in words is "eighty-two million, two hundred thousand, five hundred fifteen".