348684447 has 16 divisors (see below), whose sum is σ = 490043520. Its totient is φ = 219924000.

The previous prime is 348684437. The next prime is 348684449. The reversal of 348684447 is 744486843.

It is not a de Polignac number, because 348684447 - 2⁶ = 348684383 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 348684396 and 348684405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (348684449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43072 + ... + 50522.

It is an arithmetic number, because the mean of its divisors is an integer number (30627720).

Almost surely, 2^348684447 is an apocalyptic number.

348684447 is a deficient number, since it is larger than the sum of its proper divisors (141359073).

348684447 is a wasteful number, since it uses less digits than its factorization.

348684447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8294.

The product of its digits is 2064384, while the sum is 48.

The square root of 348684447 is about 18673.0941999445. The cubic root of 348684447 is about 703.8458031940.

The spelling of 348684447 in words is "three hundred forty-eight million, six hundred eighty-four thousand, four hundred forty-seven".