86316782 has 16 divisors (see below), whose sum is σ = 133225872. Its totient is φ = 41912640.

The previous prime is 86316751. The next prime is 86316799. The reversal of 86316782 is 28761368.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64682 + ... + 66002.

It is an arithmetic number, because the mean of its divisors is an integer number (8326617).

Almost surely, 2^86316782 is an apocalyptic number.

86316782 is a deficient number, since it is larger than the sum of its proper divisors (46909090).

86316782 is a wasteful number, since it uses less digits than its factorization.

86316782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2243.

The product of its digits is 96768, while the sum is 41.

The square root of 86316782 is about 9290.6825368215. The cubic root of 86316782 is about 441.9418001077.

The spelling of 86316782 in words is "eighty-six million, three hundred sixteen thousand, seven hundred eighty-two".