3505541 has 8 divisors (see below), whose sum is σ = 3867864. Its totient is φ = 3156480.

The previous prime is 3505531. The next prime is 3505543. The reversal of 3505541 is 1455053.

It can be written as a sum of positive squares in 4 ways, for example, as 229441 + 3276100 = 479^2 + 1810^2 .

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 3505541 - 2⁶ = 3505477 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3505543) 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, 2756 + ... + 3821.

It is an arithmetic number, because the mean of its divisors is an integer number (483483).

Almost surely, 2^3505541 is an apocalyptic number.

It is an amenable number.

3505541 is a deficient number, since it is larger than the sum of its proper divisors (362323).

3505541 is a wasteful number, since it uses less digits than its factorization.

3505541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6631.

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 3505541 is about 1872.3090022750. The cubic root of 3505541 is about 151.9095289181.

The spelling of 3505541 in words is "three million, five hundred five thousand, five hundred forty-one".