82855297 has 8 divisors (see below), whose sum is σ = 100262016. Its totient is φ = 66841152.

The previous prime is 82855277. The next prime is 82855303. The reversal of 82855297 is 79255828.

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

It is a de Polignac number, because none of the positive numbers 2^k-82855297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82855207) 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, 348013 + ... + 348250.

It is an arithmetic number, because the mean of its divisors is an integer number (12532752).

Almost surely, 2^82855297 is an apocalyptic number.

It is an amenable number.

82855297 is a deficient number, since it is larger than the sum of its proper divisors (17406719).

82855297 is a wasteful number, since it uses less digits than its factorization.

82855297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 696287.

The product of its digits is 403200, while the sum is 46.

The square root of 82855297 is about 9102.4885058977. The cubic root of 82855297 is about 435.9534238185.

The spelling of 82855297 in words is "eighty-two million, eight hundred fifty-five thousand, two hundred ninety-seven".