330421342 has 4 divisors (see below), whose sum is σ = 495632016. Its totient is φ = 165210670.

The previous prime is 330421321. The next prime is 330421349. The reversal of 330421342 is 243124033.

It is a happy number.

330421342 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 243124033 = 229 ⋅1061677.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (330421349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82605334 + ... + 82605337.

It is an arithmetic number, because the mean of its divisors is an integer number (123908004).

Almost surely, 2^330421342 is an apocalyptic number.

330421342 is a deficient number, since it is larger than the sum of its proper divisors (165210674).

330421342 is a wasteful number, since it uses less digits than its factorization.

330421342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165210673.

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

The square root of 330421342 is about 18177.4954820514. The cubic root of 330421342 is about 691.3363041354.

Adding to 330421342 its reverse (243124033), we get a palindrome (573545375).

The spelling of 330421342 in words is "three hundred thirty million, four hundred twenty-one thousand, three hundred forty-two".