348491856 has 80 divisors (see below), whose sum is σ = 918691200. Its totient is φ = 113809920.

The previous prime is 348491849. The next prime is 348491873. The reversal of 348491856 is 658194843.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 998370 + ... + 998718.

It is an arithmetic number, because the mean of its divisors is an integer number (11483640).

Almost surely, 2^348491856 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 348491856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (459345600).

348491856 is an abundant number, since it is smaller than the sum of its proper divisors (570199344).

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

348491856 is a wasteful number, since it uses less digits than its factorization.

348491856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 724 (or 718 counting only the distinct ones).

The product of its digits is 829440, while the sum is 48.

The square root of 348491856 is about 18667.9365758511. The cubic root of 348491856 is about 703.7161928514.

The spelling of 348491856 in words is "three hundred forty-eight million, four hundred ninety-one thousand, eight hundred fifty-six".