342133421 has 8 divisors (see below), whose sum is σ = 391284480. Its totient is φ = 293051088.

The previous prime is 342133417. The next prime is 342133427. The reversal of 342133421 is 124331243.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 342133421 - 2² = 342133417 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342133427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6026 + ... + 26843.

It is an arithmetic number, because the mean of its divisors is an integer number (48910560).

Almost surely, 2^342133421 is an apocalyptic number.

It is an amenable number.

342133421 is a deficient number, since it is larger than the sum of its proper divisors (49151059).

342133421 is a wasteful number, since it uses less digits than its factorization.

342133421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34363.

The product of its digits is 1728, while the sum is 23.

The square root of 342133421 is about 18496.8489478614. The cubic root of 342133421 is about 699.4099933189.

Adding to 342133421 its reverse (124331243), we get a palindrome (466464664).

The spelling of 342133421 in words is "three hundred forty-two million, one hundred thirty-three thousand, four hundred twenty-one".