43432012 has 24 divisors (see below), whose sum is σ = 82060496. Its totient is φ = 19994688.

The previous prime is 43432001. The next prime is 43432019. The reversal of 43432012 is 21023434.

It is not an unprimeable number, because it can be changed into a prime (43432019) 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, 26398 + ... + 27994.

Almost surely, 2^43432012 is an apocalyptic number.

It is an amenable number.

43432012 is a deficient number, since it is larger than the sum of its proper divisors (38628484).

43432012 is a wasteful number, since it uses less digits than its factorization.

43432012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2137 (or 2135 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 43432012 is about 6590.2968066696. The cubic root of 43432012 is about 351.5091622140.

Adding to 43432012 its reverse (21023434), we get a palindrome (64455446).

The spelling of 43432012 in words is "forty-three million, four hundred thirty-two thousand, twelve".