348260831 has 2 divisors, whose sum is σ = 348260832. Its totient is φ = 348260830.

The previous prime is 348260821. The next prime is 348260837. The reversal of 348260831 is 138062843.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-348260831 is a prime.

It is a super-2 number, since 2×348260831² = 242571212817621122, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 348260791 and 348260800.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (348260837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174130415 + 174130416.

It is an arithmetic number, because the mean of its divisors is an integer number (174130416).

Almost surely, 2^348260831 is an apocalyptic number.

348260831 is a deficient number, since it is larger than the sum of its proper divisors (1).

348260831 is an equidigital number, since it uses as much as digits as its factorization.

348260831 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 348260831 is about 18661.7478013181. The cubic root of 348260831 is about 703.5606540927.

The spelling of 348260831 in words is "three hundred forty-eight million, two hundred sixty thousand, eight hundred thirty-one".