3509073 has 6 divisors (see below), whose sum is σ = 5068674. Its totient is φ = 2339376.

The previous prime is 3509071. The next prime is 3509081. The reversal of 3509073 is 3709053.

3509073 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 3069504 + 439569 = 1752^2 + 663^2 .

It is not a de Polignac number, because 3509073 - 2¹ = 3509071 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3509071) 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 5 ways as a sum of consecutive naturals, for example, 194940 + ... + 194957.

It is an arithmetic number, because the mean of its divisors is an integer number (844779).

Almost surely, 2^3509073 is an apocalyptic number.

It is an amenable number.

3509073 is a deficient number, since it is larger than the sum of its proper divisors (1559601).

3509073 is a wasteful number, since it uses less digits than its factorization.

3509073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389903 (or 389900 counting only the distinct ones).

The product of its (nonzero) digits is 2835, while the sum is 27.

The square root of 3509073 is about 1873.2519851851. The cubic root of 3509073 is about 151.9605304952.

The spelling of 3509073 in words is "three million, five hundred nine thousand, seventy-three".