346211401 has 4 divisors (see below), whose sum is σ = 346760704. Its totient is φ = 345662100.

The previous prime is 346211381. The next prime is 346211419. The reversal of 346211401 is 104112643.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 346211401 - 2²⁵ = 312656969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (346211431) 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 in 3 ways as a sum of consecutive naturals, for example, 273705 + ... + 274966.

It is an arithmetic number, because the mean of its divisors is an integer number (86690176).

Almost surely, 2^346211401 is an apocalyptic number.

It is an amenable number.

346211401 is a deficient number, since it is larger than the sum of its proper divisors (549303).

346211401 is an equidigital number, since it uses as much as digits as its factorization.

346211401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 549302.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 346211401 is about 18606.7568641072. The cubic root of 346211401 is about 702.1778437844.

The spelling of 346211401 in words is "three hundred forty-six million, two hundred eleven thousand, four hundred one".