3421736 has 8 divisors (see below), whose sum is σ = 6415770. Its totient is φ = 1710864.

The previous prime is 3421711. The next prime is 3421751. The reversal of 3421736 is 6371243.

It can be written as a sum of positive squares in only one way, i.e., 1716100 + 1705636 = 1310^2 + 1306^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213851 + ... + 213866.

Almost surely, 2^3421736 is an apocalyptic number.

It is an amenable number.

3421736 is a deficient number, since it is larger than the sum of its proper divisors (2994034).

3421736 is a wasteful number, since it uses less digits than its factorization.

3421736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427723 (or 427719 counting only the distinct ones).

The product of its digits is 3024, while the sum is 26.

The square root of 3421736 is about 1849.7935019888. The cubic root of 3421736 is about 150.6892135661.

Adding to 3421736 its reverse (6371243), we get a palindrome (9792979).

The spelling of 3421736 in words is "three million, four hundred twenty-one thousand, seven hundred thirty-six".