342321424 has 10 divisors (see below), whose sum is σ = 663247790. Its totient is φ = 171160704.

The previous prime is 342321383. The next prime is 342321449. The reversal of 342321424 is 424123243.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 341067024 + 1254400 = 18468^2 + 1120^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10697529 + ... + 10697560.

It is an arithmetic number, because the mean of its divisors is an integer number (66324779).

Almost surely, 2^342321424 is an apocalyptic number.

It is an amenable number.

342321424 is a deficient number, since it is larger than the sum of its proper divisors (320926366).

342321424 is a wasteful number, since it uses less digits than its factorization.

342321424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21395097 (or 21395091 counting only the distinct ones).

The product of its digits is 4608, while the sum is 25.

The square root of 342321424 is about 18501.9302776764. The cubic root of 342321424 is about 699.5380789247.

Adding to 342321424 its reverse (424123243), we get a palindrome (766444667).

The spelling of 342321424 in words is "three hundred forty-two million, three hundred twenty-one thousand, four hundred twenty-four".