82770315 has 8 divisors (see below), whose sum is σ = 132432528. Its totient is φ = 44144160.

The previous prime is 82770301. The next prime is 82770319. The reversal of 82770315 is 51307728.

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

It is not a de Polignac number, because 82770315 - 2¹¹ = 82768267 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82770319) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2758996 + ... + 2759025.

It is an arithmetic number, because the mean of its divisors is an integer number (16554066).

Almost surely, 2^82770315 is an apocalyptic number.

82770315 is a deficient number, since it is larger than the sum of its proper divisors (49662213).

82770315 is a wasteful number, since it uses less digits than its factorization.

82770315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5518029.

The product of its (nonzero) digits is 11760, while the sum is 33.

The square root of 82770315 is about 9097.8192441925. The cubic root of 82770315 is about 435.8043250531.

The spelling of 82770315 in words is "eighty-two million, seven hundred seventy thousand, three hundred fifteen".