4247439472 has 20 divisors (see below), whose sum is σ = 8306327736. Its totient is φ = 2103871040.

The previous prime is 4247439437. The next prime is 4247439479. The reversal of 4247439472 is 2749347424.

4247439472 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4247439479) 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, 1238779 + ... + 1242202.

Almost surely, 2^4247439472 is an apocalyptic number.

It is an amenable number.

4247439472 is a deficient number, since it is larger than the sum of its proper divisors (4058888264).

4247439472 is a wasteful number, since it uses less digits than its factorization.

4247439472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2481096 (or 2481090 counting only the distinct ones).

The product of its digits is 1354752, while the sum is 46.

The square root of 4247439472 is about 65172.3827399306. The cubic root of 4247439472 is about 1619.4805365934.

The spelling of 4247439472 in words is "four billion, two hundred forty-seven million, four hundred thirty-nine thousand, four hundred seventy-two".