3321730 has 16 divisors (see below), whose sum is σ = 6002424. Its totient is φ = 1323520.

The previous prime is 3321709. The next prime is 3321733. The reversal of 3321730 is 371233.

3321730 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2692881 + 628849 = 1641^2 + 793^2 .

It is a super-2 number, since 2×3321730² = 22067780385800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3321698 and 3321707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3321733) 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, 3060 + ... + 4000.

Almost surely, 2^3321730 is an apocalyptic number.

3321730 is a deficient number, since it is larger than the sum of its proper divisors (2680694).

3321730 is a wasteful number, since it uses less digits than its factorization.

3321730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1301.

The product of its (nonzero) digits is 378, while the sum is 19.

The square root of 3321730 is about 1822.5613844258. The cubic root of 3321730 is about 149.2066259303.

Adding to 3321730 its reverse (371233), we get a palindrome (3692963).

The spelling of 3321730 in words is "three million, three hundred twenty-one thousand, seven hundred thirty".