346445568 has 108 divisors (see below), whose sum is σ = 1141639408. Its totient is φ = 98979840.

The previous prime is 346445537. The next prime is 346445591. The reversal of 346445568 is 865544643.

346445568 is a `hidden beast` number, since 3 + 46 + 4 + 45 + 568 = 666.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5388 + ... + 26868.

Almost surely, 2^346445568 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 346445568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (570819704).

346445568 is an abundant number, since it is smaller than the sum of its proper divisors (795193840).

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

346445568 is a wasteful number, since it uses less digits than its factorization.

346445568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21510 (or 21493 counting only the distinct ones).

The product of its digits is 1382400, while the sum is 45.

The square root of 346445568 is about 18613.0483263758. The cubic root of 346445568 is about 702.3361187781.

The spelling of 346445568 in words is "three hundred forty-six million, four hundred forty-five thousand, five hundred sixty-eight".