43086340 has 48 divisors (see below), whose sum is σ = 99437184. Its totient is φ = 15552000.

The previous prime is 43086331. The next prime is 43086359. The reversal of 43086340 is 4368034.

It is a junction number, because it is equal to n+sod(n) for n = 43086299 and 43086308.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32572 + ... + 33868.

It is an arithmetic number, because the mean of its divisors is an integer number (2071608).

Almost surely, 2^43086340 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43086340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49718592).

43086340 is an abundant number, since it is smaller than the sum of its proper divisors (56350844).

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

43086340 is a wasteful number, since it uses less digits than its factorization.

43086340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1468 (or 1466 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 43086340 is about 6564.0185862016. The cubic root of 43086340 is about 350.5741325202.

It can be divided in two parts, 4308 and 6340, that added together give a cube (10648 = 22³).

The spelling of 43086340 in words is "forty-three million, eighty-six thousand, three hundred forty".