348480997 has 2 divisors, whose sum is σ = 348480998. Its totient is φ = 348480996.

The previous prime is 348480991. The next prime is 348481031. The reversal of 348480997 is 799084843.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 229037956 + 119443041 = 15134^2 + 10929^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-348480997 is a prime.

It is a super-2 number, since 2×348480997² = 242878010540228018, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (348480991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174240498 + 174240499.

It is an arithmetic number, because the mean of its divisors is an integer number (174240499).

Almost surely, 2^348480997 is an apocalyptic number.

It is an amenable number.

348480997 is a deficient number, since it is larger than the sum of its proper divisors (1).

348480997 is an equidigital number, since it uses as much as digits as its factorization.

348480997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1741824, while the sum is 52.

The square root of 348480997 is about 18667.6457273005. The cubic root of 348480997 is about 703.7088835141.

The spelling of 348480997 in words is "three hundred forty-eight million, four hundred eighty thousand, nine hundred ninety-seven".