342220424 has 32 divisors (see below), whose sum is σ = 789741120. Its totient is φ = 135383616.

The previous prime is 342220393. The next prime is 342220441. The reversal of 342220424 is 424022243.

It is a super-2 number, since 2×342220424² = 234229637205479552, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 342220424.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 234314 + ... + 235769.

It is an arithmetic number, because the mean of its divisors is an integer number (24679410).

Almost surely, 2^342220424 is an apocalyptic number.

It is an amenable number.

342220424 is an abundant number, since it is smaller than the sum of its proper divisors (447520696).

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

342220424 is a wasteful number, since it uses less digits than its factorization.

342220424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 470109 (or 470105 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 23.

The square root of 342220424 is about 18499.2006313786. The cubic root of 342220424 is about 699.4692739062.

Adding to 342220424 its reverse (424022243), we get a palindrome (766242667).

The spelling of 342220424 in words is "three hundred forty-two million, two hundred twenty thousand, four hundred twenty-four".