82338745 has 4 divisors (see below), whose sum is σ = 98806500. Its totient is φ = 65870992.

The previous prime is 82338731. The next prime is 82338757. The reversal of 82338745 is 54783328.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 39200121 + 43138624 = 6261^2 + 6568^2 .

It is a cyclic number.

It is not a de Polignac number, because 82338745 - 2⁵ = 82338713 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 82338698 and 82338707.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8233870 + ... + 8233879.

It is an arithmetic number, because the mean of its divisors is an integer number (24701625).

Almost surely, 2^82338745 is an apocalyptic number.

It is an amenable number.

82338745 is a deficient number, since it is larger than the sum of its proper divisors (16467755).

82338745 is a wasteful number, since it uses less digits than its factorization.

82338745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16467754.

The product of its digits is 161280, while the sum is 40.

The square root of 82338745 is about 9074.0699247912. The cubic root of 82338745 is about 435.0455670767.

The spelling of 82338745 in words is "eighty-two million, three hundred thirty-eight thousand, seven hundred forty-five".