82888999 has 4 divisors (see below), whose sum is σ = 82926664. Its totient is φ = 82851336.

The previous prime is 82888969. The next prime is 82889011. The reversal of 82888999 is 99988828.

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

It is a cyclic number.

It is not a de Polignac number, because 82888999 - 2¹⁵ = 82856231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82888919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15312 + ... + 20005.

It is an arithmetic number, because the mean of its divisors is an integer number (20731666).

Almost surely, 2^82888999 is an apocalyptic number.

82888999 is a deficient number, since it is larger than the sum of its proper divisors (37665).

82888999 is a wasteful number, since it uses less digits than its factorization.

82888999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37664.

The product of its digits is 5971968, while the sum is 61.

The square root of 82888999 is about 9104.3395696777. The cubic root of 82888999 is about 436.0125248906.

The spelling of 82888999 in words is "eighty-two million, eight hundred eighty-eight thousand, nine hundred ninety-nine".