84666763 has 4 divisors (see below), whose sum is σ = 86731848. Its totient is φ = 82601680.

The previous prime is 84666737. The next prime is 84666779. The reversal of 84666763 is 36766648.

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

It is a cyclic number.

It is not a de Polignac number, because 84666763 - 2⁹ = 84666251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84666713) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1032481 + ... + 1032562.

It is an arithmetic number, because the mean of its divisors is an integer number (21682962).

Almost surely, 2^84666763 is an apocalyptic number.

84666763 is a deficient number, since it is larger than the sum of its proper divisors (2065085).

84666763 is a wasteful number, since it uses less digits than its factorization.

84666763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2065084.

The product of its digits is 870912, while the sum is 46.

The square root of 84666763 is about 9201.4543959094. The cubic root of 84666763 is about 439.1076318302.

The spelling of 84666763 in words is "eighty-four million, six hundred sixty-six thousand, seven hundred sixty-three".