343024220 has 96 divisors (see below), whose sum is σ = 902071296. Its totient is φ = 106444800.

The previous prime is 343024219. The next prime is 343024243. The reversal of 343024220 is 22420343.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 343024192 and 343024201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 543305 + ... + 543935.

It is an arithmetic number, because the mean of its divisors is an integer number (9396576).

Almost surely, 2^343024220 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 343024220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (451035648).

343024220 is an abundant number, since it is smaller than the sum of its proper divisors (559047076).

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

343024220 is a wasteful number, since it uses less digits than its factorization.

343024220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011 (or 1009 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 343024220 is about 18520.9130444479. The cubic root of 343024220 is about 700.0164758027.

Adding to 343024220 its reverse (22420343), we get a palindrome (365444563).

The spelling of 343024220 in words is "three hundred forty-three million, twenty-four thousand, two hundred twenty".