662004222 has 64 divisors (see below), whose sum is σ = 1492936704. Its totient is φ = 193933440.

The previous prime is 662004209. The next prime is 662004263. The reversal of 662004222 is 222400266.

It is a junction number, because it is equal to n+sod(n) for n = 662004192 and 662004201.

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 31 ways as a sum of consecutive naturals, for example, 421683 + ... + 423249.

It is an arithmetic number, because the mean of its divisors is an integer number (23327136).

Almost surely, 2^662004222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 662004222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (746468352).

662004222 is an abundant number, since it is smaller than the sum of its proper divisors (830932482).

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

662004222 is a wasteful number, since it uses less digits than its factorization.

662004222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1793.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 662004222 is about 25729.4427067513. The cubic root of 662004222 is about 871.5391883562.

Adding to 662004222 its reverse (222400266), we get a palindrome (884404488).

The spelling of 662004222 in words is "six hundred sixty-two million, four thousand, two hundred twenty-two".