343320461 has 16 divisors (see below), whose sum is σ = 379684800. Its totient is φ = 307843200.

The previous prime is 343320431. The next prime is 343320479. The reversal of 343320461 is 164023343.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-343320461 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 343320461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343320431) 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, 336410 + ... + 337428.

It is an arithmetic number, because the mean of its divisors is an integer number (23730300).

Almost surely, 2^343320461 is an apocalyptic number.

It is an amenable number.

343320461 is a deficient number, since it is larger than the sum of its proper divisors (36364339).

343320461 is a wasteful number, since it uses less digits than its factorization.

343320461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1420.

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 343320461 is about 18528.9087913995. The cubic root of 343320461 is about 700.2179328236.

The spelling of 343320461 in words is "three hundred forty-three million, three hundred twenty thousand, four hundred sixty-one".