83326641 has 4 divisors (see below), whose sum is σ = 111102192. Its totient is φ = 55551092.

The previous prime is 83326603. The next prime is 83326681. The reversal of 83326641 is 14662338.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 83326641 - 2²⁶ = 16217777 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (83326681) by changing a digit.

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, 13887771 + ... + 13887776.

It is an arithmetic number, because the mean of its divisors is an integer number (27775548).

Almost surely, 2^83326641 is an apocalyptic number.

It is an amenable number.

83326641 is a deficient number, since it is larger than the sum of its proper divisors (27775551).

83326641 is a wasteful number, since it uses less digits than its factorization.

83326641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27775550.

The product of its digits is 20736, while the sum is 33.

The square root of 83326641 is about 9128.3427302003. The cubic root of 83326641 is about 436.7785394718.

Adding to 83326641 its reverse (14662338), we get a palindrome (97988979).

The spelling of 83326641 in words is "eighty-three million, three hundred twenty-six thousand, six hundred forty-one".