82746443 has 4 divisors (see below), whose sum is σ = 89111568. Its totient is φ = 76381320.

The previous prime is 82746427. The next prime is 82746451. The reversal of 82746443 is 34464728.

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

It is a cyclic number.

It is not a de Polignac number, because 82746443 - 2⁴ = 82746427 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 82746397 and 82746406.

It is not an unprimeable number, because it can be changed into a prime (82746473) 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, 3182543 + ... + 3182568.

It is an arithmetic number, because the mean of its divisors is an integer number (22277892).

Almost surely, 2^82746443 is an apocalyptic number.

82746443 is a deficient number, since it is larger than the sum of its proper divisors (6365125).

82746443 is a wasteful number, since it uses less digits than its factorization.

82746443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6365124.

The product of its digits is 129024, while the sum is 38.

The square root of 82746443 is about 9096.5071868273. The cubic root of 82746443 is about 435.7624238748.

The spelling of 82746443 in words is "eighty-two million, seven hundred forty-six thousand, four hundred forty-three".