82641194 has 8 divisors (see below), whose sum is σ = 125059140. Its totient is φ = 40954816.

The previous prime is 82641193. The next prime is 82641253. The reversal of 82641194 is 49114628.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 71182969 + 11458225 = 8437^2 + 3385^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (82641193) 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 3 ways as a sum of consecutive naturals, for example, 182609 + ... + 183060.

Almost surely, 2^82641194 is an apocalyptic number.

82641194 is a deficient number, since it is larger than the sum of its proper divisors (42417946).

82641194 is a wasteful number, since it uses less digits than its factorization.

82641194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365784.

The product of its digits is 13824, while the sum is 35.

The square root of 82641194 is about 9090.7202134924. The cubic root of 82641194 is about 435.5775900751.

The spelling of 82641194 in words is "eighty-two million, six hundred forty-one thousand, one hundred ninety-four".