662446422 has 48 divisors (see below), whose sum is σ = 1574614080. Its totient is φ = 199609200.

The previous prime is 662446399. The next prime is 662446451. The reversal of 662446422 is 224644266.

662446422 is a `hidden beast` number, since 6 + 6 + 2 + 4 + 4 + 642 + 2 = 666.

662446422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26097 + ... + 44787.

It is an arithmetic number, because the mean of its divisors is an integer number (32804460).

Almost surely, 2^662446422 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 662446422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (787307040).

662446422 is an abundant number, since it is smaller than the sum of its proper divisors (912167658).

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

662446422 is a wasteful number, since it uses less digits than its factorization.

662446422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18889 (or 18886 counting only the distinct ones).

The product of its digits is 110592, while the sum is 36.

The square root of 662446422 is about 25738.0345403452. The cubic root of 662446422 is about 871.7331996315.

The spelling of 662446422 in words is "six hundred sixty-two million, four hundred forty-six thousand, four hundred twenty-two".