331204342 has 8 divisors (see below), whose sum is σ = 567778896. Its totient is φ = 141944712.

The previous prime is 331204327. The next prime is 331204373. The reversal of 331204342 is 243402133.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11828713 + ... + 11828740.

It is an arithmetic number, because the mean of its divisors is an integer number (70972362).

Almost surely, 2^331204342 is an apocalyptic number.

331204342 is a deficient number, since it is larger than the sum of its proper divisors (236574554).

331204342 is a wasteful number, since it uses less digits than its factorization.

331204342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23657462.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 331204342 is about 18199.0203582501. The cubic root of 331204342 is about 691.8819602754.

Adding to 331204342 its reverse (243402133), we get a palindrome (574606475).

The spelling of 331204342 in words is "three hundred thirty-one million, two hundred four thousand, three hundred forty-two".