3528448 has 72 divisors (see below), whose sum is σ = 8830080. Its totient is φ = 1367040.

The previous prime is 3528409. The next prime is 3528463. The reversal of 3528448 is 8448253.

It is an Ulam number.

It is a d-powerful number, because it can be written as 3⁷ + 5⁹ + 2¹⁹ + 8 + 4⁴ + 4¹⁰ + 8 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19623 + ... + 19801.

It is an arithmetic number, because the mean of its divisors is an integer number (122640).

Almost surely, 2^3528448 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 3528448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4415040).

3528448 is an abundant number, since it is smaller than the sum of its proper divisors (5301632).

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

3528448 is a wasteful number, since it uses less digits than its factorization.

3528448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213 (or 199 counting only the distinct ones).

The product of its digits is 30720, while the sum is 34.

The square root of 3528448 is about 1878.4163542729. The cubic root of 3528448 is about 152.2396956832.

The spelling of 3528448 in words is "three million, five hundred twenty-eight thousand, four hundred forty-eight".