666201062 has 4 divisors (see below), whose sum is σ = 999301596. Its totient is φ = 333100530.

The previous prime is 666201059. The next prime is 666201071. The reversal of 666201062 is 260102666.

It is a semiprime because it is the product of two primes.

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 as a sum of consecutive naturals, namely, 166550264 + ... + 166550267.

It is an arithmetic number, because the mean of its divisors is an integer number (249825399).

Almost surely, 2^666201062 is an apocalyptic number.

666201062 is a deficient number, since it is larger than the sum of its proper divisors (333100534).

666201062 is a wasteful number, since it uses less digits than its factorization.

666201062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333100533.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 666201062 is about 25810.8710042881. The cubic root of 666201062 is about 873.3770458020.

The spelling of 666201062 in words is "six hundred sixty-six million, two hundred one thousand, sixty-two".