471878666 has 16 divisors (see below), whose sum is σ = 816946560. Its totient is φ = 200230800.

The previous prime is 471878653. The next prime is 471878669. The reversal of 471878666 is 666878174.

It is not an unprimeable number, because it can be changed into a prime (471878669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165446 + ... + 168273.

It is an arithmetic number, because the mean of its divisors is an integer number (51059160).

Almost surely, 2^471878666 is an apocalyptic number.

471878666 is a deficient number, since it is larger than the sum of its proper divisors (345067894).

471878666 is a wasteful number, since it uses less digits than its factorization.

471878666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333829.

The product of its digits is 2709504, while the sum is 53.

The square root of 471878666 is about 21722.7683779025. The cubic root of 471878666 is about 778.5325609560.

The spelling of 471878666 in words is "four hundred seventy-one million, eight hundred seventy-eight thousand, six hundred sixty-six".