330342142 has 16 divisors (see below), whose sum is σ = 548053632. Its totient is φ = 148344480.

The previous prime is 330342139. The next prime is 330342143. The reversal of 330342142 is 241243033.

It is a happy number.

It is a super-2 number, since 2×330342142² = 218251861562296328, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (330342143) 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, 170734 + ... + 172657.

It is an arithmetic number, because the mean of its divisors is an integer number (34253352).

Almost surely, 2^330342142 is an apocalyptic number.

330342142 is a deficient number, since it is larger than the sum of its proper divisors (217711490).

330342142 is a wasteful number, since it uses less digits than its factorization.

330342142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343443.

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

The square root of 330342142 is about 18175.3168335520. The cubic root of 330342142 is about 691.2810633427.

Adding to 330342142 its reverse (241243033), we get a palindrome (571585175).

The spelling of 330342142 in words is "three hundred thirty million, three hundred forty-two thousand, one hundred forty-two".