82641908 has 12 divisors (see below), whose sum is σ = 149288832. Its totient is φ = 39987960.

The previous prime is 82641907. The next prime is 82641917. The reversal of 82641908 is 80914628.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82641901) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 333110 + ... + 333357.

It is an arithmetic number, because the mean of its divisors is an integer number (12440736).

Almost surely, 2^82641908 is an apocalyptic number.

It is an amenable number.

82641908 is a deficient number, since it is larger than the sum of its proper divisors (66646924).

82641908 is a wasteful number, since it uses less digits than its factorization.

82641908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666502 (or 666500 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 38.

The square root of 82641908 is about 9090.7594842235. The cubic root of 82641908 is about 435.5788444999.

The spelling of 82641908 in words is "eighty-two million, six hundred forty-one thousand, nine hundred eight".