3561535 has 8 divisors (see below), whose sum is σ = 4346640. Its totient is φ = 2800704.

The previous prime is 3561529. The next prime is 3561539. The reversal of 3561535 is 5351653.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3561535 - 2⁷ = 3561407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3561539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5742 + ... + 6331.

It is an arithmetic number, because the mean of its divisors is an integer number (543330).

Almost surely, 2^3561535 is an apocalyptic number.

3561535 is a deficient number, since it is larger than the sum of its proper divisors (785105).

3561535 is a wasteful number, since it uses less digits than its factorization.

3561535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12137.

The product of its digits is 6750, while the sum is 28.

The square root of 3561535 is about 1887.2029567590. The cubic root of 3561535 is about 152.7140771965.

It can be divided in two parts, 3561 and 535, that added together give a 12-th power (4096 = 2¹²).

The spelling of 3561535 in words is "three million, five hundred sixty-one thousand, five hundred thirty-five".