3556724472 has 128 divisors (see below), whose sum is σ = 11363865600. Its totient is φ = 1009666944.

The previous prime is 3556724471. The next prime is 3556724527. The reversal of 3556724472 is 2744276553.

3556724472 is a `hidden beast` number, since 3 + 556 + 7 + 24 + 4 + 72 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3556724471) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 229893 + ... + 244875.

It is an arithmetic number, because the mean of its divisors is an integer number (88780200).

Almost surely, 2^3556724472 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 3556724472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5681932800).

3556724472 is an abundant number, since it is smaller than the sum of its proper divisors (7807141128).

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

3556724472 is a wasteful number, since it uses less digits than its factorization.

3556724472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15162 (or 15152 counting only the distinct ones).

The product of its digits is 1411200, while the sum is 45.

The square root of 3556724472 is about 59638.2802568954. The cubic root of 3556724472 is about 1526.4528978246.

The spelling of 3556724472 in words is "three billion, five hundred fifty-six million, seven hundred twenty-four thousand, four hundred seventy-two".