82819358 has 8 divisors (see below), whose sum is σ = 126872352. Its totient is φ = 40528576.

The previous prime is 82819339. The next prime is 82819403. The reversal of 82819358 is 85391828.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 440435 + ... + 440622.

It is an arithmetic number, because the mean of its divisors is an integer number (15859044).

Almost surely, 2^82819358 is an apocalyptic number.

82819358 is a deficient number, since it is larger than the sum of its proper divisors (44052994).

82819358 is a wasteful number, since it uses less digits than its factorization.

82819358 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 881106.

The product of its digits is 138240, while the sum is 44.

The square root of 82819358 is about 9100.5141612988. The cubic root of 82819358 is about 435.8903822004.

The spelling of 82819358 in words is "eighty-two million, eight hundred nineteen thousand, three hundred fifty-eight".