346648441 has 2 divisors, whose sum is σ = 346648442. Its totient is φ = 346648440.

The previous prime is 346648427. The next prime is 346648447. The reversal of 346648441 is 144846643.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 345811216 + 837225 = 18596^2 + 915^2 .

It is a cyclic number.

It is not a de Polignac number, because 346648441 - 2⁵ = 346648409 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 346648394 and 346648403.

It is not a weakly prime, because it can be changed into another prime (346648447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173324220 + 173324221.

It is an arithmetic number, because the mean of its divisors is an integer number (173324221).

Almost surely, 2^346648441 is an apocalyptic number.

It is an amenable number.

346648441 is a deficient number, since it is larger than the sum of its proper divisors (1).

346648441 is an equidigital number, since it uses as much as digits as its factorization.

346648441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 221184, while the sum is 40.

The square root of 346648441 is about 18618.4972809301. The cubic root of 346648441 is about 702.4731843042.

The spelling of 346648441 in words is "three hundred forty-six million, six hundred forty-eight thousand, four hundred forty-one".