43478241 has 4 divisors (see below), whose sum is σ = 57970992. Its totient is φ = 28985492.

The previous prime is 43478209. The next prime is 43478269. The reversal of 43478241 is 14287434.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 43478241 - 2⁵ = 43478209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (43478291) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7246371 + ... + 7246376.

It is an arithmetic number, because the mean of its divisors is an integer number (14492748).

Almost surely, 2^43478241 is an apocalyptic number.

It is an amenable number.

43478241 is a deficient number, since it is larger than the sum of its proper divisors (14492751).

43478241 is a wasteful number, since it uses less digits than its factorization.

43478241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14492750.

The product of its digits is 21504, while the sum is 33.

The square root of 43478241 is about 6593.8032272733. The cubic root of 43478241 is about 351.6338333514.

The spelling of 43478241 in words is "forty-three million, four hundred seventy-eight thousand, two hundred forty-one".