348404434 has 48 divisors (see below), whose sum is σ = 626116608. Its totient is φ = 142418304.

The previous prime is 348404431. The next prime is 348404471. The reversal of 348404434 is 434404843.

It is a self number, because there is not a number n which added to its sum of digits gives 348404434.

It is not an unprimeable number, because it can be changed into a prime (348404431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1495182 + ... + 1495414.

It is an arithmetic number, because the mean of its divisors is an integer number (13044096).

Almost surely, 2^348404434 is an apocalyptic number.

348404434 is a deficient number, since it is larger than the sum of its proper divisors (277712174).

348404434 is a wasteful number, since it uses less digits than its factorization.

348404434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427 (or 398 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 34.

The square root of 348404434 is about 18665.5949275666. The cubic root of 348404434 is about 703.6573436311.

The spelling of 348404434 in words is "three hundred forty-eight million, four hundred four thousand, four hundred thirty-four".