822427650 has 72 divisors (see below), whose sum is σ = 2410475184. Its totient is φ = 199375200.

The previous prime is 822427633. The next prime is 822427657. The reversal of 822427650 is 56724228.

It is not an unprimeable number, because it can be changed into a prime (822427657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 78124 + ... + 88023.

It is an arithmetic number, because the mean of its divisors is an integer number (33478822).

Almost surely, 2^822427650 is an apocalyptic number.

822427650 is an abundant number, since it is smaller than the sum of its proper divisors (1588047534).

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

822427650 is a wasteful number, since it uses less digits than its factorization.

822427650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166176 (or 166168 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 36.

The square root of 822427650 is about 28677.9994072111. Note that the first 3 decimals coincide. The cubic root of 822427650 is about 936.9129337869.

The spelling of 822427650 in words is "eight hundred twenty-two million, four hundred twenty-seven thousand, six hundred fifty".