348789438 has 24 divisors (see below), whose sum is σ = 781770600. Its totient is φ = 112253904.

The previous prime is 348789421. The next prime is 348789439. The reversal of 348789438 is 834987843.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (348789439) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 333568 + ... + 334611.

It is an arithmetic number, because the mean of its divisors is an integer number (32573775).

Almost surely, 2^348789438 is an apocalyptic number.

348789438 is an abundant number, since it is smaller than the sum of its proper divisors (432981162).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

348789438 is a wasteful number, since it uses less digits than its factorization.

348789438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668216 (or 668213 counting only the distinct ones).

The product of its digits is 4644864, while the sum is 54.

The square root of 348789438 is about 18675.9052792629. The cubic root of 348789438 is about 703.9164401836.

The spelling of 348789438 in words is "three hundred forty-eight million, seven hundred eighty-nine thousand, four hundred thirty-eight".