348404091 has 32 divisors (see below), whose sum is σ = 547430400. Its totient is φ = 192972576.

The previous prime is 348404059. The next prime is 348404143. The reversal of 348404091 is 190404843.

It is a happy number.

It is not a de Polignac number, because 348404091 - 2⁵ = 348404059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (348404011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 103960 + ... + 107258.

It is an arithmetic number, because the mean of its divisors is an integer number (17107200).

Almost surely, 2^348404091 is an apocalyptic number.

348404091 is a deficient number, since it is larger than the sum of its proper divisors (199026309).

348404091 is a wasteful number, since it uses less digits than its factorization.

348404091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3463.

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 348404091 is about 18665.5857395368. The cubic root of 348404091 is about 703.6571127169.

The spelling of 348404091 in words is "three hundred forty-eight million, four hundred four thousand, ninety-one".