82182783 has 4 divisors (see below), whose sum is σ = 109577048. Its totient is φ = 54788520.

The previous prime is 82182757. The next prime is 82182787. The reversal of 82182783 is 38728128.

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

It is not a de Polignac number, because 82182783 - 2¹² = 82178687 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82182787) 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, 13697128 + ... + 13697133.

It is an arithmetic number, because the mean of its divisors is an integer number (27394262).

Almost surely, 2^82182783 is an apocalyptic number.

82182783 is a deficient number, since it is larger than the sum of its proper divisors (27394265).

82182783 is a wasteful number, since it uses less digits than its factorization.

82182783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27394264.

The product of its digits is 43008, while the sum is 39.

The square root of 82182783 is about 9065.4720230113. The cubic root of 82182783 is about 434.7707128283.

The spelling of 82182783 in words is "eighty-two million, one hundred eighty-two thousand, seven hundred eighty-three".