82415308 has 6 divisors (see below), whose sum is σ = 144226796. Its totient is φ = 41207652.

The previous prime is 82415237. The next prime is 82415323. The reversal of 82415308 is 80351428.

It is a self number, because there is not a number n which added to its sum of digits gives 82415308.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10301910 + ... + 10301917.

Almost surely, 2^82415308 is an apocalyptic number.

It is an amenable number.

82415308 is a deficient number, since it is larger than the sum of its proper divisors (61811488).

82415308 is a wasteful number, since it uses less digits than its factorization.

82415308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20603831 (or 20603829 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 31.

The square root of 82415308 is about 9078.2877240149. The cubic root of 82415308 is about 435.1803682370.

The spelling of 82415308 in words is "eighty-two million, four hundred fifteen thousand, three hundred eight".