43064090 has 32 divisors (see below), whose sum is σ = 79575696. Its totient is φ = 16773120.

The previous prime is 43064083. The next prime is 43064107. The reversal of 43064090 is 9046034.

It can be written as a sum of positive squares in 8 ways, for example, as 4661281 + 38402809 = 2159^2 + 6197^2 .

It is a Curzon number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 102080 + ... + 102500.

Almost surely, 2^43064090 is an apocalyptic number.

43064090 is a deficient number, since it is larger than the sum of its proper divisors (36511606).

43064090 is a wasteful number, since it uses less digits than its factorization.

43064090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 43064090 is about 6562.3235214366. The cubic root of 43064090 is about 350.5137760551.

The spelling of 43064090 in words is "forty-three million, sixty-four thousand, ninety".