4744987472 has 30 divisors (see below), whose sum is σ = 9499572234. Its totient is φ = 2295954240.

The previous prime is 4744987447. The next prime is 4744987501. The reversal of 4744987472 is 2747894474.

It can be written as a sum of positive squares in only one way, i.e., 4719140416 + 25847056 = 68696^2 + 5084^2 .

It is a super-2 number, since 2×4744987472² = 45029812218873901568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 138923 + ... + 169674.

Almost surely, 2^4744987472 is an apocalyptic number.

It is an amenable number.

4744987472 is an abundant number, since it is smaller than the sum of its proper divisors (4754584762).

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

4744987472 is a wasteful number, since it uses less digits than its factorization.

4744987472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308667 (or 308630 counting only the distinct ones).

The product of its digits is 12644352, while the sum is 56.

The square root of 4744987472 is about 68883.8694615800. The cubic root of 4744987472 is about 1680.3961971842.

The spelling of 4744987472 in words is "four billion, seven hundred forty-four million, nine hundred eighty-seven thousand, four hundred seventy-two".