43002 has 12 divisors (see below), whose sum is σ = 93210. Its totient is φ = 14328.

The previous prime is 42989. The next prime is 43003. The reversal of 43002 is 20034.

It can be written as a sum of positive squares in only one way, i.e., 40401 + 2601 = 201^2 + 51^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 43002.

It is not an unprimeable number, because it can be changed into a prime (43003) by changing a digit.

43002 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1177 + ... + 1212.

2⁴³⁰⁰² is an apocalyptic number.

43002 is an abundant number, since it is smaller than the sum of its proper divisors (50208).

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

43002 is a wasteful number, since it uses less digits than its factorization.

43002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2397 (or 2394 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 9.

The square root of 43002 is about 207.3692359054. The cubic root of 43002 is about 35.0345237579.

Adding to 43002 its reverse (20034), we get a palindrome (63036).

The spelling of 43002 in words is "forty-three thousand, two", and thus it is an iban number.