348066561 has 16 divisors (see below), whose sum is σ = 470486016. Its totient is φ = 228864336.

The previous prime is 348066557. The next prime is 348066569. The reversal of 348066561 is 165660843.

It is not a de Polignac number, because 348066561 - 2² = 348066557 is a prime.

It is not an unprimeable number, because it can be changed into a prime (348066569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79126 + ... + 83408.

It is an arithmetic number, because the mean of its divisors is an integer number (29405376).

Almost surely, 2^348066561 is an apocalyptic number.

It is an amenable number.

348066561 is a deficient number, since it is larger than the sum of its proper divisors (122419455).

348066561 is a wasteful number, since it uses less digits than its factorization.

348066561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4652.

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 348066561 is about 18656.5420429403. The cubic root of 348066561 is about 703.4298075750.

The spelling of 348066561 in words is "three hundred forty-eight million, sixty-six thousand, five hundred sixty-one".