342554321 has 4 divisors (see below), whose sum is σ = 343635252. Its totient is φ = 341473392.

The previous prime is 342554299. The next prime is 342554347. The reversal of 342554321 is 123455243.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 126787600 + 215766721 = 11260^2 + 14689^2 .

It is a cyclic number.

It is not a de Polignac number, because 342554321 - 2¹⁰ = 342553297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342254321) 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, 539990 + ... + 540623.

It is an arithmetic number, because the mean of its divisors is an integer number (85908813).

Almost surely, 2^342554321 is an apocalyptic number.

It is an amenable number.

342554321 is a deficient number, since it is larger than the sum of its proper divisors (1080931).

342554321 is a wasteful number, since it uses less digits than its factorization.

342554321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1080930.

The product of its digits is 14400, while the sum is 29.

The square root of 342554321 is about 18508.2230643571. The cubic root of 342554321 is about 699.6966855977.

The spelling of 342554321 in words is "three hundred forty-two million, five hundred fifty-four thousand, three hundred twenty-one".