344341221 has 16 divisors (see below), whose sum is σ = 525024384. Its totient is φ = 196648704.

The previous prime is 344341183. The next prime is 344341241. The reversal of 344341221 is 122143443.

It is not a de Polignac number, because 344341221 - 2⁷ = 344341093 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 344341191 and 344341200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344341241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41041 + ... + 48713.

It is an arithmetic number, because the mean of its divisors is an integer number (32814024).

Almost surely, 2^344341221 is an apocalyptic number.

It is an amenable number.

344341221 is a deficient number, since it is larger than the sum of its proper divisors (180683163).

344341221 is a wasteful number, since it uses less digits than its factorization.

344341221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9820.

The product of its digits is 2304, while the sum is 24.

The square root of 344341221 is about 18556.4334127008. The cubic root of 344341221 is about 700.9112085790.

Adding to 344341221 its reverse (122143443), we get a palindrome (466484664).

The spelling of 344341221 in words is "three hundred forty-four million, three hundred forty-one thousand, two hundred twenty-one".