84716386 has 4 divisors (see below), whose sum is σ = 127074582. Its totient is φ = 42358192.

The previous prime is 84716381. The next prime is 84716393. The reversal of 84716386 is 68361748.

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

It can be written as a sum of positive squares in only one way, i.e., 76125625 + 8590761 = 8725^2 + 2931^2 .

It is not an unprimeable number, because it can be changed into a prime (84716381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21179095 + ... + 21179098.

Almost surely, 2^84716386 is an apocalyptic number.

84716386 is a deficient number, since it is larger than the sum of its proper divisors (42358196).

84716386 is a wasteful number, since it uses less digits than its factorization.

84716386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42358195.

The product of its digits is 193536, while the sum is 43.

The square root of 84716386 is about 9204.1504768229. The cubic root of 84716386 is about 439.1934017421.

The spelling of 84716386 in words is "eighty-four million, seven hundred sixteen thousand, three hundred eighty-six".