3524563728 has 120 divisors (see below), whose sum is σ = 11503232000. Its totient is φ = 1007004096.

The previous prime is 3524563727. The next prime is 3524563751. The reversal of 3524563728 is 8273654253.

3524563728 is a `hidden beast` number, since 3 + 5 + 2 + 4 + 5 + 637 + 2 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (3524563727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13713 + ... + 85071.

Almost surely, 2^3524563728 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 3524563728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5751616000).

3524563728 is an abundant number, since it is smaller than the sum of its proper divisors (7978668272).

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

3524563728 is a wasteful number, since it uses less digits than its factorization.

3524563728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71394 (or 71371 counting only the distinct ones).

The product of its digits is 1209600, while the sum is 45.

The square root of 3524563728 is about 59368.0362484730. The cubic root of 3524563728 is about 1521.8381110249.

The spelling of 3524563728 in words is "three billion, five hundred twenty-four million, five hundred sixty-three thousand, seven hundred twenty-eight".