82649908 has 24 divisors (see below), whose sum is σ = 158949504. Its totient is φ = 37291200.

The previous prime is 82649887. The next prime is 82649921. The reversal of 82649908 is 80994628.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 828 + ... + 12883.

It is an arithmetic number, because the mean of its divisors is an integer number (6622896).

Almost surely, 2^82649908 is an apocalyptic number.

It is an amenable number.

82649908 is a deficient number, since it is larger than the sum of its proper divisors (76299596).

82649908 is a wasteful number, since it uses less digits than its factorization.

82649908 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13863 (or 13861 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 46.

The square root of 82649908 is about 9091.1994808166. The cubic root of 82649908 is about 435.5928991864.

The spelling of 82649908 in words is "eighty-two million, six hundred forty-nine thousand, nine hundred eight".