342222444 has 144 divisors (see below), whose sum is σ = 950564160. Its totient is φ = 103403520.

The previous prime is 342222437. The next prime is 342222457. The reversal of 342222444 is 444222243.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3322497 + ... + 3322599.

It is an arithmetic number, because the mean of its divisors is an integer number (6601140).

Almost surely, 2^342222444 is an apocalyptic number.

342222444 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 342222444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (475282080).

342222444 is an abundant number, since it is smaller than the sum of its proper divisors (608341716).

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

342222444 is a wasteful number, since it uses less digits than its factorization.

342222444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280 (or 275 counting only the distinct ones).

The product of its digits is 12288, while the sum is 27.

The square root of 342222444 is about 18499.2552282518. The cubic root of 342222444 is about 699.4706501392.

Adding to 342222444 its reverse (444222243), we get a palindrome (786444687).

The spelling of 342222444 in words is "three hundred forty-two million, two hundred twenty-two thousand, four hundred forty-four".