82233811 has 8 divisors (see below), whose sum is σ = 94986864. Its totient is φ = 70360320.

The previous prime is 82233803. The next prime is 82233817. The reversal of 82233811 is 11833228.

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

It is a cyclic number.

It is not a de Polignac number, because 82233811 - 2³ = 82233803 is a prime.

It is a super-3 number, since 3×82233811³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 82233811.

It is not an unprimeable number, because it can be changed into a prime (82233817) 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, 219690 + ... + 220063.

It is an arithmetic number, because the mean of its divisors is an integer number (11873358).

Almost surely, 2^82233811 is an apocalyptic number.

82233811 is a deficient number, since it is larger than the sum of its proper divisors (12753053).

82233811 is a wasteful number, since it uses less digits than its factorization.

82233811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439781.

The product of its digits is 2304, while the sum is 28.

The square root of 82233811 is about 9068.2860012243. The cubic root of 82233811 is about 434.8606785080.

The spelling of 82233811 in words is "eighty-two million, two hundred thirty-three thousand, eight hundred eleven".