82441990 has 8 divisors (see below), whose sum is σ = 148395600. Its totient is φ = 32976792.

The previous prime is 82441987. The next prime is 82442011. The reversal of 82441990 is 9914428.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4122090 + ... + 4122109.

It is an arithmetic number, because the mean of its divisors is an integer number (18549450).

Almost surely, 2^82441990 is an apocalyptic number.

82441990 is a deficient number, since it is larger than the sum of its proper divisors (65953610).

82441990 is a wasteful number, since it uses less digits than its factorization.

82441990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8244206.

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 82441990 is about 9079.7571553429. The cubic root of 82441990 is about 435.2273264621.

The spelling of 82441990 in words is "eighty-two million, four hundred forty-one thousand, nine hundred ninety".