3505568 has 48 divisors (see below), whose sum is σ = 7874496. Its totient is φ = 1520640.

The previous prime is 3505559. The next prime is 3505571. The reversal of 3505568 is 8655053.

It is a Harshad number since it is a multiple of its sum of digits (32).

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, 7880 + ... + 8312.

It is an arithmetic number, because the mean of its divisors is an integer number (164052).

Almost surely, 2^3505568 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 3505568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3937248).

3505568 is an abundant number, since it is smaller than the sum of its proper divisors (4368928).

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

3505568 is a wasteful number, since it uses less digits than its factorization.

3505568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477 (or 469 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 3505568 is about 1872.3162126094. The cubic root of 3505568 is about 151.9099189242.

The spelling of 3505568 in words is "three million, five hundred five thousand, five hundred sixty-eight".