84756066 has 16 divisors (see below), whose sum is σ = 171835104. Its totient is φ = 27864864.

The previous prime is 84756047. The next prime is 84756071. The reversal of 84756066 is 66065748.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96316 + ... + 97191.

It is an arithmetic number, because the mean of its divisors is an integer number (10739694).

Almost surely, 2^84756066 is an apocalyptic number.

84756066 is an abundant number, since it is smaller than the sum of its proper divisors (87079038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84756066 is a wasteful number, since it uses less digits than its factorization.

84756066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193585.

The product of its (nonzero) digits is 241920, while the sum is 42.

The square root of 84756066 is about 9206.3057737618. The cubic root of 84756066 is about 439.2619617725.

It can be divided in two parts, 8475 and 6066, that added together give a palindrome (14541).

The spelling of 84756066 in words is "eighty-four million, seven hundred fifty-six thousand, sixty-six".