3461221 has 4 divisors (see below), whose sum is σ = 3534912. Its totient is φ = 3387532.

The previous prime is 3461203. The next prime is 3461231. The reversal of 3461221 is 1221643.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3461221 - 2¹⁹ = 2936933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3461231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36775 + ... + 36868.

It is an arithmetic number, because the mean of its divisors is an integer number (883728).

Almost surely, 2^3461221 is an apocalyptic number.

It is an amenable number.

3461221 is a deficient number, since it is larger than the sum of its proper divisors (73691).

3461221 is an equidigital number, since it uses as much as digits as its factorization.

3461221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73690.

The product of its digits is 288, while the sum is 19.

The square root of 3461221 is about 1860.4357016570. The cubic root of 3461221 is about 151.2666224929.

Adding to 3461221 its reverse (1221643), we get a palindrome (4682864).

The spelling of 3461221 in words is "three million, four hundred sixty-one thousand, two hundred twenty-one".