4391248432 has 40 divisors (see below), whose sum is σ = 8692439184. Its totient is φ = 2148267264.

The previous prime is 4391248429. The next prime is 4391248439. The reversal of 4391248432 is 2348421934.

It is not an unprimeable number, because it can be changed into a prime (4391248439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 309363 + ... + 323245.

Almost surely, 2^4391248432 is an apocalyptic number.

It is an amenable number.

4391248432 is a deficient number, since it is larger than the sum of its proper divisors (4301190752).

4391248432 is a wasteful number, since it uses less digits than its factorization.

4391248432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14317 (or 14311 counting only the distinct ones).

The product of its digits is 165888, while the sum is 40.

The square root of 4391248432 is about 66266.4955463921. The cubic root of 4391248432 is about 1637.5554040808. Note that the first 3 decimals are identical.

The spelling of 4391248432 in words is "four billion, three hundred ninety-one million, two hundred forty-eight thousand, four hundred thirty-two".