43412 has 6 divisors (see below), whose sum is σ = 75978. Its totient is φ = 21704.

The previous prime is 43411. The next prime is 43427. The reversal of 43412 is 21434.

It can be written as a sum of positive squares in only one way, i.e., 37636 + 5776 = 194^2 + 76^2 .

It is an alternating number because its digits alternate between even and odd.

It is a nialpdrome in base 16.

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 43412.

It is not an unprimeable number, because it can be changed into a prime (43411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5423 + ... + 5430.

It is an arithmetic number, because the mean of its divisors is an integer number (12663).

2⁴³⁴¹² is an apocalyptic number.

It is an amenable number.

43412 is a deficient number, since it is larger than the sum of its proper divisors (32566).

43412 is a wasteful number, since it uses less digits than its factorization.

43412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10857 (or 10855 counting only the distinct ones).

The product of its digits is 96, while the sum is 14.

The square root of 43412 is about 208.3554654911. The cubic root of 43412 is about 35.1455166081.

Adding to 43412 its reverse (21434), we get a palindrome (64846).

The spelling of 43412 in words is "forty-three thousand, four hundred twelve", and thus it is an iban number.