43489284 has 12 divisors (see below), whose sum is σ = 101475024. Its totient is φ = 14496424.

The previous prime is 43489273. The next prime is 43489289. The reversal of 43489284 is 48298434.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (43489289) 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, 1812042 + ... + 1812065.

It is an arithmetic number, because the mean of its divisors is an integer number (8456252).

Almost surely, 2^43489284 is an apocalyptic number.

It is an amenable number.

43489284 is an abundant number, since it is smaller than the sum of its proper divisors (57985740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

43489284 is a wasteful number, since it uses less digits than its factorization.

43489284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3624114 (or 3624112 counting only the distinct ones).

The product of its digits is 221184, while the sum is 42.

The square root of 43489284 is about 6594.6405512355. The cubic root of 43489284 is about 351.6636012201.

The spelling of 43489284 in words is "forty-three million, four hundred eighty-nine thousand, two hundred eighty-four".