4787249872 has 20 divisors (see below), whose sum is σ = 9501524676. Its totient is φ = 2335243520.

The previous prime is 4787249867. The next prime is 4787249891. The reversal of 4787249872 is 2789427874.

It can be written as a sum of positive squares in 2 ways, for example, as 451817536 + 4335432336 = 21256^2 + 65844^2 .

It is a super-2 number, since 2×4787249872² = 45835522673928032768, 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 3 ways as a sum of consecutive naturals, for example, 3648163 + ... + 3649474.

Almost surely, 2^4787249872 is an apocalyptic number.

It is an amenable number.

4787249872 is a deficient number, since it is larger than the sum of its proper divisors (4714274804).

4787249872 is a wasteful number, since it uses less digits than its factorization.

4787249872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7297686 (or 7297680 counting only the distinct ones).

The product of its digits is 12644352, while the sum is 58.

The square root of 4787249872 is about 69189.9549934815. The cubic root of 4787249872 is about 1685.3704125100.

The spelling of 4787249872 in words is "four billion, seven hundred eighty-seven million, two hundred forty-nine thousand, eight hundred seventy-two".