348745819 has 2 divisors, whose sum is σ = 348745820. Its totient is φ = 348745818.

The previous prime is 348745807. The next prime is 348745847. The reversal of 348745819 is 918547843.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 348745819 - 2⁹ = 348745307 is a prime.

It is a super-2 number, since 2×348745819² = 243247292539961522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (348745889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174372909 + 174372910.

It is an arithmetic number, because the mean of its divisors is an integer number (174372910).

Almost surely, 2^348745819 is an apocalyptic number.

348745819 is a deficient number, since it is larger than the sum of its proper divisors (1).

348745819 is an equidigital number, since it uses as much as digits as its factorization.

348745819 is an evil number, because the sum of its binary digits is even.

The product of its digits is 967680, while the sum is 49.

The square root of 348745819 is about 18674.7374546471. The cubic root of 348745819 is about 703.8870954387.

The spelling of 348745819 in words is "three hundred forty-eight million, seven hundred forty-five thousand, eight hundred nineteen".