342434424 has 32 divisors (see below), whose sum is σ = 860400000. Its totient is φ = 113569632.

The previous prime is 342434399. The next prime is 342434429. The reversal of 342434424 is 424434243.

It is a super-2 number, since 2×342434424² = 234522669480423552, which contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 342434391 and 342434400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342434429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31074 + ... + 40625.

It is an arithmetic number, because the mean of its divisors is an integer number (26887500).

Almost surely, 2^342434424 is an apocalyptic number.

It is an amenable number.

342434424 is an abundant number, since it is smaller than the sum of its proper divisors (517965576).

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

342434424 is a wasteful number, since it uses less digits than its factorization.

342434424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71907 (or 71903 counting only the distinct ones).

The product of its digits is 36864, while the sum is 30.

The square root of 342434424 is about 18504.9837611385. The cubic root of 342434424 is about 699.6150427576.

Adding to 342434424 its reverse (424434243), we get a palindrome (766868667).

The spelling of 342434424 in words is "three hundred forty-two million, four hundred thirty-four thousand, four hundred twenty-four".