321425342 has 16 divisors (see below), whose sum is σ = 552794112. Its totient is φ = 137308920.

The previous prime is 321425323. The next prime is 321425347. The reversal of 321425342 is 243524123.

321425342 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321425347) 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, 32558 + ... + 41265.

It is an arithmetic number, because the mean of its divisors is an integer number (34549632).

Almost surely, 2^321425342 is an apocalyptic number.

321425342 is a deficient number, since it is larger than the sum of its proper divisors (231368770).

321425342 is a wasteful number, since it uses less digits than its factorization.

321425342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74143.

The product of its digits is 5760, while the sum is 26.

The square root of 321425342 is about 17928.3390753299. The cubic root of 321425342 is about 685.0044164739.

Adding to 321425342 its reverse (243524123), we get a palindrome (564949465).

The spelling of 321425342 in words is "three hundred twenty-one million, four hundred twenty-five thousand, three hundred forty-two".