82559212 has 6 divisors (see below), whose sum is σ = 144478628. Its totient is φ = 41279604.

The previous prime is 82559207. The next prime is 82559227. The reversal of 82559212 is 21295528.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10319898 + ... + 10319905.

Almost surely, 2^82559212 is an apocalyptic number.

It is an amenable number.

82559212 is a deficient number, since it is larger than the sum of its proper divisors (61919416).

82559212 is a wasteful number, since it uses less digits than its factorization.

82559212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20639807 (or 20639805 counting only the distinct ones).

The product of its digits is 14400, while the sum is 34.

The square root of 82559212 is about 9086.2099909698. The cubic root of 82559212 is about 435.4335080300.

The spelling of 82559212 in words is "eighty-two million, five hundred fifty-nine thousand, two hundred twelve".