3513409 has 8 divisors (see below), whose sum is σ = 3632040. Its totient is φ = 3396096.

The previous prime is 3513403. The next prime is 3513421. The reversal of 3513409 is 9043153.

It can be written as a sum of positive squares in 4 ways, for example, as 327184 + 3186225 = 572^2 + 1785^2 .

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 3513409 - 2¹⁵ = 3480641 is a prime.

It is a Duffinian number.

3513409 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3513403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9777 + ... + 10129.

It is an arithmetic number, because the mean of its divisors is an integer number (454005).

Almost surely, 2^3513409 is an apocalyptic number.

It is an amenable number.

3513409 is a deficient number, since it is larger than the sum of its proper divisors (118631).

3513409 is a wasteful number, since it uses less digits than its factorization.

3513409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 659.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 3513409 is about 1874.4089735167. The cubic root of 3513409 is about 152.0230949441.

The spelling of 3513409 in words is "three million, five hundred thirteen thousand, four hundred nine".