82071698 has 16 divisors (see below), whose sum is σ = 126913920. Its totient is φ = 39775536.

The previous prime is 82071673. The next prime is 82071701. The reversal of 82071698 is 89617028.

It is a super-2 number, since 2×82071698² = 13471527225206408, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18983 + ... + 22901.

It is an arithmetic number, because the mean of its divisors is an integer number (7932120).

Almost surely, 2^82071698 is an apocalyptic number.

82071698 is a deficient number, since it is larger than the sum of its proper divisors (44842222).

82071698 is a wasteful number, since it uses less digits than its factorization.

82071698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4241.

The product of its (nonzero) digits is 48384, while the sum is 41.

The square root of 82071698 is about 9059.3431329208. The cubic root of 82071698 is about 434.5747338988.

The spelling of 82071698 in words is "eighty-two million, seventy-one thousand, six hundred ninety-eight".