666476962 has 4 divisors (see below), whose sum is σ = 999715446. Its totient is φ = 333238480.

The previous prime is 666476953. The next prime is 666476963. The reversal of 666476962 is 269674666.

666476962 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 447703281 + 218773681 = 21159^2 + 14791^2 .

It is not an unprimeable number, because it can be changed into a prime (666476963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 166619239 + ... + 166619242.

Almost surely, 2^666476962 is an apocalyptic number.

666476962 is a deficient number, since it is larger than the sum of its proper divisors (333238484).

666476962 is a wasteful number, since it uses less digits than its factorization.

666476962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333238483.

The product of its digits is 3919104, while the sum is 52.

The square root of 666476962 is about 25816.2150982672. The cubic root of 666476962 is about 873.4975957300.

The spelling of 666476962 in words is "six hundred sixty-six million, four hundred seventy-six thousand, nine hundred sixty-two".