4086780 has 24 divisors (see below), whose sum is σ = 11443152. Its totient is φ = 1089792.

The previous prime is 4086773. The next prime is 4086781. The reversal of 4086780 is 876804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4086781) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33997 + ... + 34116.

It is an arithmetic number, because the mean of its divisors is an integer number (476798).

Almost surely, 2^4086780 is an apocalyptic number.

It is an amenable number.

4086780 is an abundant number, since it is smaller than the sum of its proper divisors (7356372).

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

4086780 is a wasteful number, since it uses less digits than its factorization.

4086780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68125 (or 68123 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 33.

The square root of 4086780 is about 2021.5785911015. The cubic root of 4086780 is about 159.8798577257.

The spelling of 4086780 in words is "four million, eighty-six thousand, seven hundred eighty".