348475321 has 2 divisors, whose sum is σ = 348475322. Its totient is φ = 348475320.

The previous prime is 348475307. The next prime is 348475349. The reversal of 348475321 is 123574843.

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., 314707600 + 33767721 = 17740^2 + 5811^2 .

It is a cyclic number.

It is not a de Polignac number, because 348475321 - 2²¹ = 346378169 is a prime.

It is not a weakly prime, because it can be changed into another prime (348475301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174237660 + 174237661.

It is an arithmetic number, because the mean of its divisors is an integer number (174237661).

Almost surely, 2^348475321 is an apocalyptic number.

It is an amenable number.

348475321 is a deficient number, since it is larger than the sum of its proper divisors (1).

348475321 is an equidigital number, since it uses as much as digits as its factorization.

348475321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 80640, while the sum is 37.

The square root of 348475321 is about 18667.4936989409. The cubic root of 348475321 is about 703.7050628626.

The spelling of 348475321 in words is "three hundred forty-eight million, four hundred seventy-five thousand, three hundred twenty-one".