342222420 has 96 divisors (see below), whose sum is σ = 980784000. Its totient is φ = 89132544.

The previous prime is 342222407. The next prime is 342222437. The reversal of 342222420 is 24222243.

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, 980406 + ... + 980754.

It is an arithmetic number, because the mean of its divisors is an integer number (10216500).

Almost surely, 2^342222420 is an apocalyptic number.

342222420 is a gapful number since it is divisible by the number (30) 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 342222420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (490392000).

342222420 is an abundant number, since it is smaller than the sum of its proper divisors (638561580).

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

342222420 is a wasteful number, since it uses less digits than its factorization.

342222420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 697 (or 695 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 342222420 is about 18499.2545795770. The cubic root of 342222420 is about 699.4706337880.

Adding to 342222420 its reverse (24222243), we get a palindrome (366444663).

The spelling of 342222420 in words is "three hundred forty-two million, two hundred twenty-two thousand, four hundred twenty".