43479967 has 4 divisors (see below), whose sum is σ = 44540496. Its totient is φ = 42419440.

The previous prime is 43479929. The next prime is 43479979. The reversal of 43479967 is 76997434.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 43479967 - 2¹¹ = 43477919 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 43479967.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43479907) 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 3 ways as a sum of consecutive naturals, for example, 530203 + ... + 530284.

It is an arithmetic number, because the mean of its divisors is an integer number (11135124).

Almost surely, 2^43479967 is an apocalyptic number.

43479967 is a deficient number, since it is larger than the sum of its proper divisors (1060529).

43479967 is a wasteful number, since it uses less digits than its factorization.

43479967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1060528.

The product of its digits is 1143072, while the sum is 49.

The square root of 43479967 is about 6593.9341064345. The cubic root of 43479967 is about 351.6384863452.

The spelling of 43479967 in words is "forty-three million, four hundred seventy-nine thousand, nine hundred sixty-seven".