3393509 has 4 divisors (see below), whose sum is σ = 3878304. Its totient is φ = 2908716.

The previous prime is 3393487. The next prime is 3393553. The reversal of 3393509 is 9053933.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 9053933 = 7 ⋅1293419.

It is a cyclic number.

It is not a de Polignac number, because 3393509 - 2¹² = 3389413 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3393109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 242387 + ... + 242400.

It is an arithmetic number, because the mean of its divisors is an integer number (969576).

Almost surely, 2^3393509 is an apocalyptic number.

It is an amenable number.

3393509 is a deficient number, since it is larger than the sum of its proper divisors (484795).

3393509 is an equidigital number, since it uses as much as digits as its factorization.

3393509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484794.

The product of its (nonzero) digits is 10935, while the sum is 32.

The square root of 3393509 is about 1842.1479310848. The cubic root of 3393509 is about 150.2737076644.

The spelling of 3393509 in words is "three million, three hundred ninety-three thousand, five hundred nine".