82755615 has 16 divisors (see below), whose sum is σ = 132535008. Its totient is φ = 44094336.

The previous prime is 82755571. The next prime is 82755637. The reversal of 82755615 is 51655728.

It is not a de Polignac number, because 82755615 - 2⁷ = 82755487 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19897 + ... + 23693.

It is an arithmetic number, because the mean of its divisors is an integer number (8283438).

Almost surely, 2^82755615 is an apocalyptic number.

82755615 is a deficient number, since it is larger than the sum of its proper divisors (49779393).

82755615 is a wasteful number, since it uses less digits than its factorization.

82755615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5258.

The product of its digits is 84000, while the sum is 39.

The square root of 82755615 is about 9097.0113224069. The cubic root of 82755615 is about 435.7785239235.

The spelling of 82755615 in words is "eighty-two million, seven hundred fifty-five thousand, six hundred fifteen".