342643452 has 12 divisors (see below), whose sum is σ = 799501416. Its totient is φ = 114214480.

The previous prime is 342643429. The next prime is 342643453. The reversal of 342643452 is 254346243.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342643453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14276799 + ... + 14276822.

It is an arithmetic number, because the mean of its divisors is an integer number (66625118).

Almost surely, 2^342643452 is an apocalyptic number.

It is an amenable number.

342643452 is an abundant number, since it is smaller than the sum of its proper divisors (456857964).

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

342643452 is a wasteful number, since it uses less digits than its factorization.

342643452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28553628 (or 28553626 counting only the distinct ones).

The product of its digits is 69120, while the sum is 33.

The square root of 342643452 is about 18510.6307834174. The cubic root of 342643452 is about 699.7573662482.

Adding to 342643452 its reverse (254346243), we get a palindrome (596989695).

The spelling of 342643452 in words is "three hundred forty-two million, six hundred forty-three thousand, four hundred fifty-two".