3530826 has 48 divisors (see below), whose sum is σ = 8386560. Its totient is φ = 1067040.

The previous prime is 3530819. The next prime is 3530851. The reversal of 3530826 is 6280353.

It is a self number, because there is not a number n which added to its sum of digits gives 3530826.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18391 + ... + 18581.

It is an arithmetic number, because the mean of its divisors is an integer number (174720).

Almost surely, 2^3530826 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3530826, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4193280).

3530826 is an abundant number, since it is smaller than the sum of its proper divisors (4855734).

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

3530826 is a wasteful number, since it uses less digits than its factorization.

3530826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291 (or 288 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 3530826 is about 1879.0492276681. The cubic root of 3530826 is about 152.2738886861.

It can be divided in two parts, 3530 and 826, that added together give a square (4356 = 66²).

The spelling of 3530826 in words is "three million, five hundred thirty thousand, eight hundred twenty-six".