3528738 has 32 divisors (see below), whose sum is σ = 7931520. Its totient is φ = 1162800.

The previous prime is 3528659. The next prime is 3528743. The reversal of 3528738 is 8378253.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5131 + ... + 5777.

It is an arithmetic number, because the mean of its divisors is an integer number (247860).

Almost surely, 2^3528738 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3528738, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3965760).

3528738 is an abundant number, since it is smaller than the sum of its proper divisors (4402782).

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

3528738 is a wasteful number, since it uses less digits than its factorization.

3528738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 759 (or 753 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 3528738 is about 1878.4935453709. The cubic root of 3528738 is about 152.2438663840.

The spelling of 3528738 in words is "three million, five hundred twenty-eight thousand, seven hundred thirty-eight".