3508913 has 4 divisors (see below), whose sum is σ = 3629940. Its totient is φ = 3387888.

The previous prime is 3508909. The next prime is 3508951. The reversal of 3508913 is 3198053.

3508913 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1787569 + 1721344 = 1337^2 + 1312^2 .

It is a cyclic number.

It is not a de Polignac number, because 3508913 - 2² = 3508909 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29), and also a Moran number because the ratio is a prime number: 120997 = 3508913 / (3 + 5 + 0 + 8 + 9 + 1 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3508313) by changing a digit.

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, 60470 + ... + 60527.

It is an arithmetic number, because the mean of its divisors is an integer number (907485).

Almost surely, 2^3508913 is an apocalyptic number.

It is an amenable number.

3508913 is a deficient number, since it is larger than the sum of its proper divisors (121027).

3508913 is a wasteful number, since it uses less digits than its factorization.

3508913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121026.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 3508913 is about 1873.2092782175. The cubic root of 3508913 is about 151.9582208582.

Adding to 3508913 its product of nonzero digits (3240), we get a palindrome (3512153).

The spelling of 3508913 in words is "three million, five hundred eight thousand, nine hundred thirteen".