86067780 has 48 divisors (see below), whose sum is σ = 248769024. Its totient is φ = 22210560.

The previous prime is 86067721. The next prime is 86067781. The reversal of 86067780 is 8776068.

It is not an unprimeable number, because it can be changed into a prime (86067781) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21277 + ... + 24996.

It is an arithmetic number, because the mean of its divisors is an integer number (5182688).

Almost surely, 2^86067780 is an apocalyptic number.

It is an amenable number.

86067780 is an abundant number, since it is smaller than the sum of its proper divisors (162701244).

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

86067780 is a wasteful number, since it uses less digits than its factorization.

86067780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46316 (or 46314 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 42.

The square root of 86067780 is about 9277.2722284085. The cubic root of 86067780 is about 441.5164275201.

The spelling of 86067780 in words is "eighty-six million, sixty-seven thousand, seven hundred eighty".