82917075 has 24 divisors (see below), whose sum is σ = 145155888. Its totient is φ = 41620480.

The previous prime is 82917067. The next prime is 82917101. The reversal of 82917075 is 57071928.

It is not a de Polignac number, because 82917075 - 2³ = 82917067 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31242 + ... + 33791.

It is an arithmetic number, because the mean of its divisors is an integer number (6048162).

Almost surely, 2^82917075 is an apocalyptic number.

82917075 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

82917075 is a deficient number, since it is larger than the sum of its proper divisors (62238813).

82917075 is a wasteful number, since it uses less digits than its factorization.

82917075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65063 (or 65058 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 39.

The square root of 82917075 is about 9105.8813411992. The cubic root of 82917075 is about 436.0617477707.

The spelling of 82917075 in words is "eighty-two million, nine hundred seventeen thousand, seventy-five".