3530856 has 32 divisors (see below), whose sum is σ = 10088640. Its totient is φ = 1008768.

The previous prime is 3530851. The next prime is 3530867. The reversal of 3530856 is 6580353.

It is not an unprimeable number, because it can be changed into a prime (3530851) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10341 + ... + 10676.

It is an arithmetic number, because the mean of its divisors is an integer number (315270).

Almost surely, 2^3530856 is an apocalyptic number.

It is an amenable number.

3530856 is an abundant number, since it is smaller than the sum of its proper divisors (6557784).

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

3530856 is a wasteful number, since it uses less digits than its factorization.

3530856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21033 (or 21029 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 3530856 is about 1879.0572104116. The cubic root of 3530856 is about 152.2743199547.

The spelling of 3530856 in words is "three million, five hundred thirty thousand, eight hundred fifty-six".