82775058 has 16 divisors (see below), whose sum is σ = 174263520. Its totient is φ = 26139456.

The previous prime is 82775051. The next prime is 82775071. The reversal of 82775058 is 85057728.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (82775051) 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, 362935 + ... + 363162.

It is an arithmetic number, because the mean of its divisors is an integer number (10891470).

Almost surely, 2^82775058 is an apocalyptic number.

82775058 is an abundant number, since it is smaller than the sum of its proper divisors (91488462).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82775058 is a wasteful number, since it uses less digits than its factorization.

82775058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 726121.

The product of its (nonzero) digits is 156800, while the sum is 42.

The square root of 82775058 is about 9098.0799073211. The cubic root of 82775058 is about 435.8126492147.

The spelling of 82775058 in words is "eighty-two million, seven hundred seventy-five thousand, fifty-eight".