348669386 has 16 divisors (see below), whose sum is σ = 564140808. Its totient is φ = 160665600.

The previous prime is 348669379. The next prime is 348669403. The reversal of 348669386 is 683966843.

It can be written as a sum of positive squares in 4 ways, for example, as 328733161 + 19936225 = 18131^2 + 4465^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6206 + ... + 27126.

Almost surely, 2^348669386 is an apocalyptic number.

348669386 is a deficient number, since it is larger than the sum of its proper divisors (215471422).

348669386 is a wasteful number, since it uses less digits than its factorization.

348669386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21577.

The product of its digits is 4478976, while the sum is 53.

The square root of 348669386 is about 18672.6909148093. The cubic root of 348669386 is about 703.8356691273.

The spelling of 348669386 in words is "three hundred forty-eight million, six hundred sixty-nine thousand, three hundred eighty-six".