343901 has 2 divisors, whose sum is σ = 343902. Its totient is φ = 343900.

The previous prime is 343897. The next prime is 343913. The reversal of 343901 is 109343.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 280900 + 63001 = 530^2 + 251^2 .

It is a cyclic number.

It is not a de Polignac number, because 343901 - 2² = 343897 is a prime.

It is an Ulam number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 343901.

It is not a weakly prime, because it can be changed into another prime (343951) 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 as a sum of consecutive naturals, namely, 171950 + 171951.

It is an arithmetic number, because the mean of its divisors is an integer number (171951).

2³⁴³⁹⁰¹ is an apocalyptic number.

It is an amenable number.

343901 is a deficient number, since it is larger than the sum of its proper divisors (1).

343901 is an equidigital number, since it uses as much as digits as its factorization.

343901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 343901 is about 586.4307290721. The cubic root of 343901 is about 70.0612389270.

The spelling of 343901 in words is "three hundred forty-three thousand, nine hundred one".