82841418 has 24 divisors (see below), whose sum is σ = 195807456. Its totient is φ = 25103400.

The previous prime is 82841399. The next prime is 82841419. The reversal of 82841418 is 81414828.

It is a happy number.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (82841419) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 208998 + ... + 209393.

It is an arithmetic number, because the mean of its divisors is an integer number (8158644).

Almost surely, 2^82841418 is an apocalyptic number.

82841418 is an abundant number, since it is smaller than the sum of its proper divisors (112966038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82841418 is a wasteful number, since it uses less digits than its factorization.

82841418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418410 (or 418407 counting only the distinct ones).

The product of its digits is 16384, while the sum is 36.

The square root of 82841418 is about 9101.7261000318. The cubic root of 82841418 is about 435.9290804324.

The spelling of 82841418 in words is "eighty-two million, eight hundred forty-one thousand, four hundred eighteen".