346838438 has 8 divisors (see below), whose sum is σ = 525621432. Its totient is φ = 171631296.

The previous prime is 346838423. The next prime is 346838449. The reversal of 346838438 is 834838643.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 346838392 and 346838401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 893720 + ... + 894107.

It is an arithmetic number, because the mean of its divisors is an integer number (65702679).

Almost surely, 2^346838438 is an apocalyptic number.

346838438 is a deficient number, since it is larger than the sum of its proper divisors (178782994).

346838438 is a wasteful number, since it uses less digits than its factorization.

346838438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1787926.

The product of its digits is 1327104, while the sum is 47.

The square root of 346838438 is about 18623.5989540153. The cubic root of 346838438 is about 702.6015020317.

The spelling of 346838438 in words is "three hundred forty-six million, eight hundred thirty-eight thousand, four hundred thirty-eight".