43480539 has 12 divisors (see below), whose sum is σ = 62918856. Its totient is φ = 28934592.

The previous prime is 43480537. The next prime is 43480571. The reversal of 43480539 is 93508434.

43480539 is a `hidden beast` number, since 43 + 4 + 80 + 539 = 666.

It is not a de Polignac number, because 43480539 - 2¹ = 43480537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (43480537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1264 + ... + 9410.

It is an arithmetic number, because the mean of its divisors is an integer number (5243238).

Almost surely, 2^43480539 is an apocalyptic number.

43480539 is a deficient number, since it is larger than the sum of its proper divisors (19438317).

43480539 is a wasteful number, since it uses less digits than its factorization.

43480539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8746 (or 8743 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 43480539 is about 6593.9774794884. The cubic root of 43480539 is about 351.6400283300.

The spelling of 43480539 in words is "forty-three million, four hundred eighty thousand, five hundred thirty-nine".