343788864 has 56 divisors (see below), whose sum is σ = 912144480. Its totient is φ = 114276864.

The previous prime is 343788829. The next prime is 343788883. The reversal of 343788864 is 468887343.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72387 + ... + 76989.

Almost surely, 2^343788864 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 343788864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (456072240).

343788864 is an abundant number, since it is smaller than the sum of its proper divisors (568355616).

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

343788864 is a wasteful number, since it uses less digits than its factorization.

343788864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5007 (or 4997 counting only the distinct ones).

The product of its digits is 3096576, while the sum is 51.

The square root of 343788864 is about 18541.5442722552. The cubic root of 343788864 is about 700.5362312948.

The spelling of 343788864 in words is "three hundred forty-three million, seven hundred eighty-eight thousand, eight hundred sixty-four".