84666662 has 8 divisors (see below), whose sum is σ = 127760976. Its totient is φ = 42079672.

The previous prime is 84666649. The next prime is 84666667. The reversal of 84666662 is 26666648.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84666667) 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, 126413 + ... + 127080.

It is an arithmetic number, because the mean of its divisors is an integer number (15970122).

Almost surely, 2^84666662 is an apocalyptic number.

84666662 is a deficient number, since it is larger than the sum of its proper divisors (43094314).

84666662 is a wasteful number, since it uses less digits than its factorization.

84666662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253662.

The product of its digits is 497664, while the sum is 44.

The square root of 84666662 is about 9201.4489076449. The cubic root of 84666662 is about 439.1074572245.

The spelling of 84666662 in words is "eighty-four million, six hundred sixty-six thousand, six hundred sixty-two".