4747451328 has 84 divisors (see below), whose sum is σ = 13735065240. Its totient is φ = 1567673856.

The previous prime is 4747451327. The next prime is 4747451329. The reversal of 4747451328 is 8231547474.

4747451328 is a `hidden beast` number, since 47 + 4 + 74 + 513 + 28 = 666.

It is an interprime number because it is at equal distance from previous prime (4747451327) and next prime (4747451329).

It is a super-2 number, since 2×4747451328² = 45076588223457927168, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4747451323) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23118 + ... + 100146.

Almost surely, 2^4747451328 is an apocalyptic number.

4747451328 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4747451328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6867532620).

4747451328 is an abundant number, since it is smaller than the sum of its proper divisors (8987613912).

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

4747451328 is a wasteful number, since it uses less digits than its factorization.

4747451328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77154 (or 77141 counting only the distinct ones).

The product of its digits is 752640, while the sum is 45.

The square root of 4747451328 is about 68901.7512694706. The cubic root of 4747451328 is about 1680.6869979410.

The spelling of 4747451328 in words is "four billion, seven hundred forty-seven million, four hundred fifty-one thousand, three hundred twenty-eight".