83217050 has 24 divisors (see below), whose sum is σ = 176896416. Its totient is φ = 28531440.

The previous prime is 83217019. The next prime is 83217053. The reversal of 83217050 is 5071238.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83217053) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 118532 + ... + 119231.

It is an arithmetic number, because the mean of its divisors is an integer number (7370684).

Almost surely, 2^83217050 is an apocalyptic number.

83217050 is an abundant number, since it is smaller than the sum of its proper divisors (93679366).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

83217050 is a wasteful number, since it uses less digits than its factorization.

83217050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237782 (or 237777 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 83217050 is about 9122.3379678677. The cubic root of 83217050 is about 436.5869720989.

Adding to 83217050 its reverse (5071238), we get a palindrome (88288288).

The spelling of 83217050 in words is "eighty-three million, two hundred seventeen thousand, fifty".