84907666 has 8 divisors (see below), whose sum is σ = 127965744. Its totient is φ = 42252420.

The previous prime is 84907663. The next prime is 84907681. The reversal of 84907666 is 66670948.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (84907661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100180 + ... + 101023.

It is an arithmetic number, because the mean of its divisors is an integer number (15995718).

Almost surely, 2^84907666 is an apocalyptic number.

84907666 is a deficient number, since it is larger than the sum of its proper divisors (43058078).

84907666 is a wasteful number, since it uses less digits than its factorization.

84907666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201416.

The product of its (nonzero) digits is 435456, while the sum is 46.

The square root of 84907666 is about 9214.5355824371. The cubic root of 84907666 is about 439.5237029172.

The spelling of 84907666 in words is "eighty-four million, nine hundred seven thousand, six hundred sixty-six".