348384745 has 4 divisors (see below), whose sum is σ = 418061700. Its totient is φ = 278707792.

The previous prime is 348384739. The next prime is 348384761. The reversal of 348384745 is 547483843.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 547483843 = 7121 ⋅76883.

It can be written as a sum of positive squares in 2 ways, for example, as 58125376 + 290259369 = 7624^2 + 17037^2 .

It is a cyclic number.

It is not a de Polignac number, because 348384745 - 2²¹ = 346287593 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 348384695 and 348384704.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34838470 + ... + 34838479.

It is an arithmetic number, because the mean of its divisors is an integer number (104515425).

Almost surely, 2^348384745 is an apocalyptic number.

It is an amenable number.

348384745 is a deficient number, since it is larger than the sum of its proper divisors (69676955).

348384745 is an equidigital number, since it uses as much as digits as its factorization.

348384745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69676954.

The product of its digits is 1290240, while the sum is 46.

The square root of 348384745 is about 18665.0675059052. The cubic root of 348384745 is about 703.6440883746.

The spelling of 348384745 in words is "three hundred forty-eight million, three hundred eighty-four thousand, seven hundred forty-five".