344342220 has 48 divisors (see below), whose sum is σ = 965115648. Its totient is φ = 91733440.

The previous prime is 344342213. The next prime is 344342233. The reversal of 344342220 is 22243443.

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, 76225 + ... + 80615.

It is an arithmetic number, because the mean of its divisors is an integer number (20106576).

Almost surely, 2^344342220 is an apocalyptic number.

344342220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

344342220 is an abundant number, since it is smaller than the sum of its proper divisors (620773428).

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

344342220 is a wasteful number, since it uses less digits than its factorization.

344342220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5710 (or 5708 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 344342220 is about 18556.4603305695. The cubic root of 344342220 is about 700.9118864044.

Adding to 344342220 its reverse (22243443), we get a palindrome (366585663).

The spelling of 344342220 in words is "three hundred forty-four million, three hundred forty-two thousand, two hundred twenty".