43345012 has 6 divisors (see below), whose sum is σ = 75853778. Its totient is φ = 21672504.

The previous prime is 43344979. The next prime is 43345013. The reversal of 43345012 is 21054334.

It can be written as a sum of positive squares in only one way, i.e., 22221796 + 21123216 = 4714^2 + 4596^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43345013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5418123 + ... + 5418130.

Almost surely, 2^43345012 is an apocalyptic number.

It is an amenable number.

43345012 is a deficient number, since it is larger than the sum of its proper divisors (32508766).

43345012 is a wasteful number, since it uses less digits than its factorization.

43345012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10836257 (or 10836255 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 43345012 is about 6583.6928846962. The cubic root of 43345012 is about 351.2742990497.

Adding to 43345012 its reverse (21054334), we get a palindrome (64399346).

The spelling of 43345012 in words is "forty-three million, three hundred forty-five thousand, twelve".