3522564 has 18 divisors (see below), whose sum is σ = 8904350. Its totient is φ = 1174176.

The previous prime is 3522559. The next prime is 3522569. The reversal of 3522564 is 4652253.

It is an interprime number because it is at equal distance from previous prime (3522559) and next prime (3522569).

It can be written as a sum of positive squares in only one way, i.e., 3392964 + 129600 = 1842^2 + 360^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (3522569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 48889 + ... + 48960.

Almost surely, 2^3522564 is an apocalyptic number.

It is an amenable number.

3522564 is an abundant number, since it is smaller than the sum of its proper divisors (5381786).

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

3522564 is a wasteful number, since it uses less digits than its factorization.

3522564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97859 (or 97854 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 3522564 is about 1876.8494878386. The cubic root of 3522564 is about 152.1550242015.

It can be divided in two parts, 352 and 2564, that added together give a square (2916 = 54²).

The spelling of 3522564 in words is "three million, five hundred twenty-two thousand, five hundred sixty-four".