3420513 has 24 divisors (see below), whose sum is σ = 5285280. Its totient is φ = 2125440.

The previous prime is 3420499. The next prime is 3420517. The reversal of 3420513 is 3150243.

It is not a de Polignac number, because 3420513 - 2⁴ = 3420497 is a prime.

3420513 is a modest number, since divided by 513 gives 342 as remainder.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3420517) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14073 + ... + 14313.

It is an arithmetic number, because the mean of its divisors is an integer number (220220).

Almost surely, 2^3420513 is an apocalyptic number.

It is an amenable number.

3420513 is a deficient number, since it is larger than the sum of its proper divisors (1864767).

3420513 is a wasteful number, since it uses less digits than its factorization.

3420513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349 (or 346 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 3420513 is about 1849.4628950049. The cubic root of 3420513 is about 150.6712582680.

Adding to 3420513 its reverse (3150243), we get a palindrome (6570756).

The spelling of 3420513 in words is "three million, four hundred twenty thousand, five hundred thirteen".