348725249 has 2 divisors, whose sum is σ = 348725250. Its totient is φ = 348725248.

The previous prime is 348725219. The next prime is 348725303. The reversal of 348725249 is 942527843.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 205492225 + 143233024 = 14335^2 + 11968^2 .

It is an emirp because it is prime and its reverse (942527843) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-348725249 is a prime.

It is a super-2 number, since 2×348725249² = 243218598580224002, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (348725219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174362624 + 174362625.

It is an arithmetic number, because the mean of its divisors is an integer number (174362625).

Almost surely, 2^348725249 is an apocalyptic number.

It is an amenable number.

348725249 is a deficient number, since it is larger than the sum of its proper divisors (1).

348725249 is an equidigital number, since it uses as much as digits as its factorization.

348725249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 483840, while the sum is 44.

The square root of 348725249 is about 18674.1867025046. The cubic root of 348725249 is about 703.8732560926.

The spelling of 348725249 in words is "three hundred forty-eight million, seven hundred twenty-five thousand, two hundred forty-nine".