346220041 has 2 divisors, whose sum is σ = 346220042. Its totient is φ = 346220040.

The previous prime is 346220029. The next prime is 346220051. The reversal of 346220041 is 140022643.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 342398016 + 3822025 = 18504^2 + 1955^2 .

It is a cyclic number.

It is not a de Polignac number, because 346220041 - 2²³ = 337831433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 346219994 and 346220021.

It is not a weakly prime, because it can be changed into another prime (346220051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173110020 + 173110021.

It is an arithmetic number, because the mean of its divisors is an integer number (173110021).

Almost surely, 2^346220041 is an apocalyptic number.

It is an amenable number.

346220041 is a deficient number, since it is larger than the sum of its proper divisors (1).

346220041 is an equidigital number, since it uses as much as digits as its factorization.

346220041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 346220041 is about 18606.9890363809. The cubic root of 346220041 is about 702.1836848842.

Adding to 346220041 its reverse (140022643), we get a palindrome (486242684).

The spelling of 346220041 in words is "three hundred forty-six million, two hundred twenty thousand, forty-one".