344143338 has 64 divisors (see below), whose sum is σ = 885841920. Its totient is φ = 86500800.

The previous prime is 344143337. The next prime is 344143343. The reversal of 344143338 is 833341443.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 344143299 and 344143308.

It is not an unprimeable number, because it can be changed into a prime (344143337) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2308 + ... + 26336.

It is an arithmetic number, because the mean of its divisors is an integer number (13841280).

Almost surely, 2^344143338 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 344143338, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (442920960).

344143338 is an abundant number, since it is smaller than the sum of its proper divisors (541698582).

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

344143338 is a wasteful number, since it uses less digits than its factorization.

344143338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24083.

The product of its digits is 41472, while the sum is 33.

The square root of 344143338 is about 18551.1007220596. The cubic root of 344143338 is about 700.7769183446.

The spelling of 344143338 in words is "three hundred forty-four million, one hundred forty-three thousand, three hundred thirty-eight".