82558075 has 12 divisors (see below), whose sum is σ = 102493440. Its totient is φ = 65968160.

The previous prime is 82558061. The next prime is 82558093. The reversal of 82558075 is 57085528.

It is not a de Polignac number, because 82558075 - 2⁵ = 82558043 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29382 + ... + 32068.

It is an arithmetic number, because the mean of its divisors is an integer number (8541120).

Almost surely, 2^82558075 is an apocalyptic number.

82558075 is a deficient number, since it is larger than the sum of its proper divisors (19935365).

82558075 is a wasteful number, since it uses less digits than its factorization.

82558075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3926 (or 3921 counting only the distinct ones).

The product of its (nonzero) digits is 112000, while the sum is 40.

The square root of 82558075 is about 9086.1474234133. The cubic root of 82558075 is about 435.4315091003.

The spelling of 82558075 in words is "eighty-two million, five hundred fifty-eight thousand, seventy-five".