82570041 has 6 divisors (see below), whose sum is σ = 119267850. Its totient is φ = 55046688.

The previous prime is 82570039. The next prime is 82570043. The reversal of 82570041 is 14007528.

It is an interprime number because it is at equal distance from previous prime (82570039) and next prime (82570043).

It can be written as a sum of positive squares in only one way, i.e., 45846441 + 36723600 = 6771^2 + 6060^2 .

It is not a de Polignac number, because 82570041 - 2¹ = 82570039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 82569987 and 82570014.

It is not an unprimeable number, because it can be changed into a prime (82570043) 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 5 ways as a sum of consecutive naturals, for example, 4587216 + ... + 4587233.

It is an arithmetic number, because the mean of its divisors is an integer number (19877975).

Almost surely, 2^82570041 is an apocalyptic number.

It is an amenable number.

82570041 is a deficient number, since it is larger than the sum of its proper divisors (36697809).

82570041 is a wasteful number, since it uses less digits than its factorization.

82570041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9174455 (or 9174452 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 27.

The square root of 82570041 is about 9086.8058744534. The cubic root of 82570041 is about 435.4525452890.

Adding to 82570041 its reverse (14007528), we get a palindrome (96577569).

The spelling of 82570041 in words is "eighty-two million, five hundred seventy thousand, forty-one".