343224448 has 64 divisors (see below), whose sum is σ = 800593920. Its totient is φ = 143493120.

The previous prime is 343224443. The next prime is 343224457. The reversal of 343224448 is 844422343.

It is a tau number, because it is divible by the number of its divisors (64).

It is not an unprimeable number, because it can be changed into a prime (343224443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32065 + ... + 41407.

It is an arithmetic number, because the mean of its divisors is an integer number (12509280).

Almost surely, 2^343224448 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 343224448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (400296960).

343224448 is an abundant number, since it is smaller than the sum of its proper divisors (457369472).

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

343224448 is an equidigital number, since it uses as much as digits as its factorization.

343224448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9405 (or 9393 counting only the distinct ones).

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

The square root of 343224448 is about 18526.3177129186. The cubic root of 343224448 is about 700.1526524222.

The spelling of 343224448 in words is "three hundred forty-three million, two hundred twenty-four thousand, four hundred forty-eight".