346203401 has 2 divisors, whose sum is σ = 346203402. Its totient is φ = 346203400.

The previous prime is 346203391. The next prime is 346203433. The reversal of 346203401 is 104302643.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 333099001 + 13104400 = 18251^2 + 3620^2 .

It is an emirp because it is prime and its reverse (104302643) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 346203401 - 2²² = 342009097 is a prime.

It is not a weakly prime, because it can be changed into another prime (346203461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173101700 + 173101701.

It is an arithmetic number, because the mean of its divisors is an integer number (173101701).

Almost surely, 2^346203401 is an apocalyptic number.

It is an amenable number.

346203401 is a deficient number, since it is larger than the sum of its proper divisors (1).

346203401 is an equidigital number, since it uses as much as digits as its factorization.

346203401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 346203401 is about 18606.5418871966. The cubic root of 346203401 is about 702.1724352719.

The spelling of 346203401 in words is "three hundred forty-six million, two hundred three thousand, four hundred one".