82338913 has 16 divisors (see below), whose sum is σ = 89303040. Its totient is φ = 75675600.

The previous prime is 82338863. The next prime is 82338929. The reversal of 82338913 is 31983328.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82338913 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82338983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89928 + ... + 90838.

It is an arithmetic number, because the mean of its divisors is an integer number (5581440).

Almost surely, 2^82338913 is an apocalyptic number.

It is an amenable number.

82338913 is a deficient number, since it is larger than the sum of its proper divisors (6964127).

82338913 is a wasteful number, since it uses less digits than its factorization.

82338913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1068.

The product of its digits is 31104, while the sum is 37.

The square root of 82338913 is about 9074.0791819336. The cubic root of 82338913 is about 435.0458629585.

The spelling of 82338913 in words is "eighty-two million, three hundred thirty-eight thousand, nine hundred thirteen".