3321541 has 2 divisors, whose sum is σ = 3321542. Its totient is φ = 3321540.

The previous prime is 3321529. The next prime is 3321551. The reversal of 3321541 is 1451233.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3076516 + 245025 = 1754^2 + 495^2 .

It is a cyclic number.

It is not a de Polignac number, because 3321541 - 2¹¹ = 3319493 is a prime.

It is a super-2 number, since 2×3321541² = 22065269229362, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3321551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1660770 + 1660771.

It is an arithmetic number, because the mean of its divisors is an integer number (1660771).

Almost surely, 2^3321541 is an apocalyptic number.

It is an amenable number.

3321541 is a deficient number, since it is larger than the sum of its proper divisors (1).

3321541 is an equidigital number, since it uses as much as digits as its factorization.

3321541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 360, while the sum is 19.

The square root of 3321541 is about 1822.5095335827. The cubic root of 3321541 is about 149.2037960207.

Adding to 3321541 its reverse (1451233), we get a palindrome (4772774).

The spelling of 3321541 in words is "three million, three hundred twenty-one thousand, five hundred forty-one".