82183258 has 4 divisors (see below), whose sum is σ = 123274890. Its totient is φ = 41091628.

The previous prime is 82183249. The next prime is 82183259. The reversal of 82183258 is 85238128.

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

It can be written as a sum of positive squares in only one way, i.e., 52229529 + 29953729 = 7227^2 + 5473^2 .

It is not an unprimeable number, because it can be changed into a prime (82183259) 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 as a sum of consecutive naturals, namely, 20545813 + ... + 20545816.

Almost surely, 2^82183258 is an apocalyptic number.

82183258 is a deficient number, since it is larger than the sum of its proper divisors (41091632).

82183258 is a wasteful number, since it uses less digits than its factorization.

82183258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41091631.

The product of its digits is 30720, while the sum is 37.

The square root of 82183258 is about 9065.4982212783. The cubic root of 82183258 is about 434.7715504558.

It can be divided in two parts, 8218 and 3258, that added together give a triangular number (11476 = T₁₅₁).

The spelling of 82183258 in words is "eighty-two million, one hundred eighty-three thousand, two hundred fifty-eight".