3412421 has 2 divisors, whose sum is σ = 3412422. Its totient is φ = 3412420.

The previous prime is 3412411. The next prime is 3412439. The reversal of 3412421 is 1242143.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3330625 + 81796 = 1825^2 + 286^2 .

It is a cyclic number.

It is not a de Polignac number, because 3412421 - 2¹⁴ = 3396037 is a prime.

It is a Chen prime.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 3412421.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3412411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1706210 + 1706211.

It is an arithmetic number, because the mean of its divisors is an integer number (1706211).

Almost surely, 2^3412421 is an apocalyptic number.

It is an amenable number.

3412421 is a deficient number, since it is larger than the sum of its proper divisors (1).

3412421 is an equidigital number, since it uses as much as digits as its factorization.

3412421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 192, while the sum is 17.

The square root of 3412421 is about 1847.2739374549. The cubic root of 3412421 is about 150.5523487610.

Adding to 3412421 its reverse (1242143), we get a palindrome (4654564).

The spelling of 3412421 in words is "three million, four hundred twelve thousand, four hundred twenty-one".