43484409 has 6 divisors (see below), whose sum is σ = 62810826. Its totient is φ = 28989600.

The previous prime is 43484393. The next prime is 43484411. The reversal of 43484409 is 90448434.

It can be written as a sum of positive squares in only one way, i.e., 34047225 + 9437184 = 5835^2 + 3072^2 .

It is not a de Polignac number, because 43484409 - 2⁴ = 43484393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (43484429) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2415792 + ... + 2415809.

It is an arithmetic number, because the mean of its divisors is an integer number (10468471).

Almost surely, 2^43484409 is an apocalyptic number.

It is an amenable number.

43484409 is a deficient number, since it is larger than the sum of its proper divisors (19326417).

43484409 is a wasteful number, since it uses less digits than its factorization.

43484409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4831607 (or 4831604 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The square root of 43484409 is about 6594.2709225509. The cubic root of 43484409 is about 351.6504606335.

The spelling of 43484409 in words is "forty-three million, four hundred eighty-four thousand, four hundred nine".