82232250 has 64 divisors (see below), whose sum is σ = 207881856. Its totient is φ = 21648000.

The previous prime is 82232233. The next prime is 82232251. The reversal of 82232250 is 5223228.

It is a self number, because there is not a number n which added to its sum of digits gives 82232250.

It is not an unprimeable number, because it can be changed into a prime (82232251) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61590 + ... + 62910.

It is an arithmetic number, because the mean of its divisors is an integer number (3248154).

Almost surely, 2^82232250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 82232250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103940928).

82232250 is an abundant number, since it is smaller than the sum of its proper divisors (125649606).

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

82232250 is a wasteful number, since it uses less digits than its factorization.

82232250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1424 (or 1414 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 82232250 is about 9068.1999316292. The cubic root of 82232250 is about 434.8579269155.

Adding to 82232250 its reverse (5223228), we get a palindrome (87455478).

The spelling of 82232250 in words is "eighty-two million, two hundred thirty-two thousand, two hundred fifty".