662242266 has 48 divisors (see below), whose sum is σ = 1711142784. Its totient is φ = 180984672.

The previous prime is 662242249. The next prime is 662242313.

It is a happy number.

662242266 is a `hidden beast` number, since 6 + 622 + 4 + 2 + 26 + 6 = 666.

662242266 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 662242266.

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, 111361 + ... + 117156.

It is an arithmetic number, because the mean of its divisors is an integer number (35648808).

Almost surely, 2^662242266 is an apocalyptic number.

662242266 is an abundant number, since it is smaller than the sum of its proper divisors (1048900518).

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

662242266 is a wasteful number, since it uses less digits than its factorization.

662242266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228555 (or 228552 counting only the distinct ones).

The product of its digits is 82944, while the sum is 36.

The square root of 662242266 is about 25734.0681976247. The cubic root of 662242266 is about 871.6436387539.

The spelling of 662242266 in words is "six hundred sixty-two million, two hundred forty-two thousand, two hundred sixty-six".