43134432 has 48 divisors (see below), whose sum is σ = 123524352. Its totient is φ = 13070720.

The previous prime is 43134431. The next prime is 43134439. The reversal of 43134432 is 23443134.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43134431) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 19368 + ... + 21479.

It is an arithmetic number, because the mean of its divisors is an integer number (2573424).

Almost surely, 2^43134432 is an apocalyptic number.

It is an amenable number.

43134432 is an abundant number, since it is smaller than the sum of its proper divisors (80389920).

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

43134432 is a wasteful number, since it uses less digits than its factorization.

43134432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40871 (or 40863 counting only the distinct ones).

The product of its digits is 3456, while the sum is 24.

The square root of 43134432 is about 6567.6808692262. The cubic root of 43134432 is about 350.7045183318.

Adding to 43134432 its reverse (23443134), we get a palindrome (66577566).

The spelling of 43134432 in words is "forty-three million, one hundred thirty-four thousand, four hundred thirty-two".