82475255 has 4 divisors (see below), whose sum is σ = 98970312. Its totient is φ = 65980200.

The previous prime is 82475251. The next prime is 82475297. The reversal of 82475255 is 55257428.

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

It is not a de Polignac number, because 82475255 - 2² = 82475251 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82475251) 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 3 ways as a sum of consecutive naturals, for example, 8247521 + ... + 8247530.

It is an arithmetic number, because the mean of its divisors is an integer number (24742578).

Almost surely, 2^82475255 is an apocalyptic number.

82475255 is a deficient number, since it is larger than the sum of its proper divisors (16495057).

82475255 is a wasteful number, since it uses less digits than its factorization.

82475255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16495056.

The product of its digits is 112000, while the sum is 38.

The square root of 82475255 is about 9081.5887927168. The cubic root of 82475255 is about 435.2858560625.

The spelling of 82475255 in words is "eighty-two million, four hundred seventy-five thousand, two hundred fifty-five".