82650585 has 16 divisors (see below), whose sum is σ = 134737344. Its totient is φ = 43248192.

The previous prime is 82650559. The next prime is 82650613. The reversal of 82650585 is 58505628.

It is not a de Polignac number, because 82650585 - 2⁵ = 82650553 is a prime.

It is a super-2 number, since 2×82650585² = 13662238401684450, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51187 + ... + 52776.

It is an arithmetic number, because the mean of its divisors is an integer number (8421084).

Almost surely, 2^82650585 is an apocalyptic number.

It is an amenable number.

82650585 is a deficient number, since it is larger than the sum of its proper divisors (52086759).

82650585 is a wasteful number, since it uses less digits than its factorization.

82650585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104024.

The product of its (nonzero) digits is 96000, while the sum is 39.

The square root of 82650585 is about 9091.2367145510. The cubic root of 82650585 is about 435.5940885226.

The spelling of 82650585 in words is "eighty-two million, six hundred fifty thousand, five hundred eighty-five".