3561044 has 12 divisors (see below), whose sum is σ = 6502944. Its totient is φ = 1703064.

The previous prime is 3561023. The next prime is 3561053. The reversal of 3561044 is 4401653.

It is a happy number.

3561044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19262 + ... + 19445.

It is an arithmetic number, because the mean of its divisors is an integer number (541912).

Almost surely, 2^3561044 is an apocalyptic number.

It is an amenable number.

3561044 is a deficient number, since it is larger than the sum of its proper divisors (2941900).

3561044 is a wasteful number, since it uses less digits than its factorization.

3561044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38734 (or 38732 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 3561044 is about 1887.0728655778. The cubic root of 3561044 is about 152.7070590561.

Adding to 3561044 its reverse (4401653), we get a palindrome (7962697).

The spelling of 3561044 in words is "three million, five hundred sixty-one thousand, forty-four".