343034421 has 8 divisors (see below), whose sum is σ = 459202464. Its totient is φ = 227778000.

The previous prime is 343034407. The next prime is 343034423. The reversal of 343034421 is 124430343.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 343034421 - 2⁶ = 343034357 is a prime.

It is a super-2 number, since 2×343034421² = 235345227981610482, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 343034391 and 343034400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343034423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 227026 + ... + 228531.

It is an arithmetic number, because the mean of its divisors is an integer number (57400308).

Almost surely, 2^343034421 is an apocalyptic number.

It is an amenable number.

343034421 is a deficient number, since it is larger than the sum of its proper divisors (116168043).

343034421 is a wasteful number, since it uses less digits than its factorization.

343034421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455811.

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 343034421 is about 18521.1884337912. The cubic root of 343034421 is about 700.0234148630.

Adding to 343034421 its reverse (124430343), we get a palindrome (467464764).

The spelling of 343034421 in words is "three hundred forty-three million, thirty-four thousand, four hundred twenty-one".