43474037 has 2 divisors, whose sum is σ = 43474038. Its totient is φ = 43474036.

The previous prime is 43474031. The next prime is 43474043. The reversal of 43474037 is 73047434.

It is a balanced prime because it is at equal distance from previous prime (43474031) and next prime (43474043).

It can be written as a sum of positive squares in only one way, i.e., 31460881 + 12013156 = 5609^2 + 3466^2 .

It is a cyclic number.

It is not a de Polignac number, because 43474037 - 2⁴ = 43474021 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 43473994 and 43474012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43474031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21737018 + 21737019.

It is an arithmetic number, because the mean of its divisors is an integer number (21737019).

Almost surely, 2^43474037 is an apocalyptic number.

It is an amenable number.

43474037 is a deficient number, since it is larger than the sum of its proper divisors (1).

43474037 is an equidigital number, since it uses as much as digits as its factorization.

43474037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28224, while the sum is 32.

The square root of 43474037 is about 6593.4844354105. The cubic root of 43474037 is about 351.6224995880.

The spelling of 43474037 in words is "forty-three million, four hundred seventy-four thousand, thirty-seven".