8427484 has 24 divisors (see below), whose sum is σ = 16256240. Its totient is φ = 3798144.

The previous prime is 8427481. The next prime is 8427491. The reversal of 8427484 is 4847248.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8427481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 352 + ... + 4120.

Almost surely, 2^8427484 is an apocalyptic number.

It is an amenable number.

8427484 is a deficient number, since it is larger than the sum of its proper divisors (7828756).

8427484 is a wasteful number, since it uses less digits than its factorization.

8427484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3829 (or 3827 counting only the distinct ones).

The product of its digits is 57344, while the sum is 37.

The square root of 8427484 is about 2903.0129176426. The cubic root of 8427484 is about 203.5007334760.

It can be divided in two parts, 8427 and 484, that added together give a triangular number (8911 = T₁₃₃).

The spelling of 8427484 in words is "eight million, four hundred twenty-seven thousand, four hundred eighty-four".