348812643 has 4 divisors (see below), whose sum is σ = 465083528. Its totient is φ = 232541760.

The previous prime is 348812623. The next prime is 348812669. The reversal of 348812643 is 346218843.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 348812643 - 2⁹ = 348812131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (348812623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58135438 + ... + 58135443.

It is an arithmetic number, because the mean of its divisors is an integer number (116270882).

Almost surely, 2^348812643 is an apocalyptic number.

348812643 is a deficient number, since it is larger than the sum of its proper divisors (116270885).

348812643 is a wasteful number, since it uses less digits than its factorization.

348812643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116270884.

The product of its digits is 110592, while the sum is 39.

The square root of 348812643 is about 18676.5265239551. The cubic root of 348812643 is about 703.9320503837.

The spelling of 348812643 in words is "three hundred forty-eight million, eight hundred twelve thousand, six hundred forty-three".