343035421 has 8 divisors (see below), whose sum is σ = 347608800. Its totient is φ = 338491920.

The previous prime is 343035419. The next prime is 343035449. The reversal of 343035421 is 124530343.

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

It is a cyclic number.

It is not a de Polignac number, because 343035421 - 2¹ = 343035419 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 (343035221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16135 + ... + 30763.

It is an arithmetic number, because the mean of its divisors is an integer number (43451100).

Almost surely, 2^343035421 is an apocalyptic number.

It is an amenable number.

343035421 is a deficient number, since it is larger than the sum of its proper divisors (4573379).

343035421 is a wasteful number, since it uses less digits than its factorization.

343035421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14939.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 343035421 is about 18521.2154298793. The cubic root of 343035421 is about 700.0240950890.

Adding to 343035421 its reverse (124530343), we get a palindrome (467565764).

The spelling of 343035421 in words is "three hundred forty-three million, thirty-five thousand, four hundred twenty-one".