3409216 has 14 divisors (see below), whose sum is σ = 6765290. Its totient is φ = 1704576.

The previous prime is 3409213. The next prime is 3409223. The reversal of 3409216 is 6129043.

It can be written as a sum of positive squares in only one way, i.e., 2190400 + 1218816 = 1480^2 + 1104^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3409213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26571 + ... + 26698.

It is an arithmetic number, because the mean of its divisors is an integer number (483235).

Almost surely, 2^3409216 is an apocalyptic number.

It is an amenable number.

3409216 is a deficient number, since it is larger than the sum of its proper divisors (3356074).

3409216 is an equidigital number, since it uses as much as digits as its factorization.

3409216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53281 (or 53271 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 3409216 is about 1846.4062391576. The cubic root of 3409216 is about 150.5052002780.

The spelling of 3409216 in words is "three million, four hundred nine thousand, two hundred sixteen".