83322750 has 128 divisors (see below), whose sum is σ = 242611200. Its totient is φ = 18652800.

The previous prime is 83322749. The next prime is 83322769. The reversal of 83322750 is 5722338.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 309616 + ... + 309884.

It is an arithmetic number, because the mean of its divisors is an integer number (1895400).

Almost surely, 2^83322750 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 83322750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121305600).

83322750 is an abundant number, since it is smaller than the sum of its proper divisors (159288450).

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

83322750 is a wasteful number, since it uses less digits than its factorization.

83322750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355 (or 345 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 83322750 is about 9128.1296003070. The cubic root of 83322750 is about 436.7717407988.

The spelling of 83322750 in words is "eighty-three million, three hundred twenty-two thousand, seven hundred fifty".