43489448 has 16 divisors (see below), whose sum is σ = 81612960. Its totient is φ = 21726000.

The previous prime is 43489447. The next prime is 43489463. The reversal of 43489448 is 84498434.

It is a junction number, because it is equal to n+sod(n) for n = 43489399 and 43489408.

It is not an unprimeable number, because it can be changed into a prime (43489441) 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, 15773 + ... + 18323.

It is an arithmetic number, because the mean of its divisors is an integer number (5100810).

Almost surely, 2^43489448 is an apocalyptic number.

It is an amenable number.

43489448 is a deficient number, since it is larger than the sum of its proper divisors (38123512).

43489448 is a wasteful number, since it uses less digits than its factorization.

43489448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4688 (or 4684 counting only the distinct ones).

The product of its digits is 442368, while the sum is 44.

The square root of 43489448 is about 6594.6529855634. The cubic root of 43489448 is about 351.6640432659.

The spelling of 43489448 in words is "forty-three million, four hundred eighty-nine thousand, four hundred forty-eight".