4647472 has 40 divisors (see below), whose sum is σ = 9579744. Its totient is φ = 2179584.

The previous prime is 4647469. The next prime is 4647479. The reversal of 4647472 is 2747464.

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4647479) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26778 + ... + 26950.

Almost surely, 2^4647472 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4647472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4789872).

4647472 is an abundant number, since it is smaller than the sum of its proper divisors (4932272).

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

4647472 is a wasteful number, since it uses less digits than its factorization.

4647472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277 (or 271 counting only the distinct ones).

The product of its digits is 37632, while the sum is 34.

The square root of 4647472 is about 2155.7996196307. The cubic root of 4647472 is about 166.8805006440.

The spelling of 4647472 in words is "four million, six hundred forty-seven thousand, four hundred seventy-two".