82418506 has 8 divisors (see below), whose sum is σ = 123738624. Its totient is φ = 41172300.

The previous prime is 82418489. The next prime is 82418507. The reversal of 82418506 is 60581428.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (82418507) 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, 15600 + ... + 20203.

It is an arithmetic number, because the mean of its divisors is an integer number (15467328).

Almost surely, 2^82418506 is an apocalyptic number.

82418506 is a deficient number, since it is larger than the sum of its proper divisors (41320118).

82418506 is a wasteful number, since it uses less digits than its factorization.

82418506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36956.

The product of its (nonzero) digits is 15360, while the sum is 34.

The square root of 82418506 is about 9078.4638568427. The cubic root of 82418506 is about 435.1859970005.

The spelling of 82418506 in words is "eighty-two million, four hundred eighteen thousand, five hundred six".