82823091 has 8 divisors (see below), whose sum is σ = 118925520. Its totient is φ = 50968032.

The previous prime is 82823087. The next prime is 82823113. The reversal of 82823091 is 19032828.

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

It is not a de Polignac number, because 82823091 - 2² = 82823087 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82823491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1061796 + ... + 1061873.

It is an arithmetic number, because the mean of its divisors is an integer number (14865690).

Almost surely, 2^82823091 is an apocalyptic number.

82823091 is a deficient number, since it is larger than the sum of its proper divisors (36102429).

82823091 is a wasteful number, since it uses less digits than its factorization.

82823091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2123685.

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 82823091 is about 9100.7192572895. The cubic root of 82823091 is about 435.8969312102.

The spelling of 82823091 in words is "eighty-two million, eight hundred twenty-three thousand, ninety-one".