43662 has 16 divisors (see below), whose sum is σ = 92160. Its totient is φ = 13752.

The previous prime is 43661. The next prime is 43669. The reversal of 43662 is 26634.

43662 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 43662.

It is not an unprimeable number, because it can be changed into a prime (43661) 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, 78 + ... + 305.

It is an arithmetic number, because the mean of its divisors is an integer number (5760).

2⁴³⁶⁶² is an apocalyptic number.

43662 is an abundant number, since it is smaller than the sum of its proper divisors (48498).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46080).

43662 is a wasteful number, since it uses less digits than its factorization.

43662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407.

The product of its digits is 864, while the sum is 21.

The square root of 43662 is about 208.9545405106. The cubic root of 43662 is about 35.2128525724.

The spelling of 43662 in words is "forty-three thousand, six hundred sixty-two".