3508409 has 8 divisors (see below), whose sum is σ = 3794688. Its totient is φ = 3231040.

The previous prime is 3508399. The next prime is 3508429. The reversal of 3508409 is 9048053.

3508409 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3508409 - 2¹² = 3504313 is a prime.

It is a super-2 number, since 2×3508409² = 24617867422562, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3508429) 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 7 ways as a sum of consecutive naturals, for example, 1397 + ... + 2994.

It is an arithmetic number, because the mean of its divisors is an integer number (474336).

Almost surely, 2^3508409 is an apocalyptic number.

It is an amenable number.

3508409 is a deficient number, since it is larger than the sum of its proper divisors (286279).

3508409 is a wasteful number, since it uses less digits than its factorization.

3508409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4455.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 3508409 is about 1873.0747449048. The cubic root of 3508409 is about 151.9509450428.

The spelling of 3508409 in words is "three million, five hundred eight thousand, four hundred nine".