343226121 has 16 divisors (see below), whose sum is σ = 523542528. Its totient is φ = 195930000.

The previous prime is 343226113. The next prime is 343226123. The reversal of 343226121 is 121622343.

It is not a de Polignac number, because 343226121 - 2³ = 343226113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 343226091 and 343226100.

It is not an unprimeable number, because it can be changed into a prime (343226123) 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, 14296 + ... + 29846.

It is an arithmetic number, because the mean of its divisors is an integer number (32721408).

Almost surely, 2^343226121 is an apocalyptic number.

It is an amenable number.

343226121 is a deficient number, since it is larger than the sum of its proper divisors (180316407).

343226121 is a wasteful number, since it uses less digits than its factorization.

343226121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16612.

The product of its digits is 1728, while the sum is 24.

The square root of 343226121 is about 18526.3628648475. The cubic root of 343226121 is about 700.1537900194.

Adding to 343226121 its reverse (121622343), we get a palindrome (464848464).

The spelling of 343226121 in words is "three hundred forty-three million, two hundred twenty-six thousand, one hundred twenty-one".