334640342 has 8 divisors (see below), whose sum is σ = 531487656. Its totient is φ = 157477792.

The previous prime is 334640323. The next prime is 334640351. The reversal of 334640342 is 243046433.

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

It is a super-2 number, since 2×334640342² = 223968316987753928, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4921148 + ... + 4921215.

It is an arithmetic number, because the mean of its divisors is an integer number (66435957).

Almost surely, 2^334640342 is an apocalyptic number.

334640342 is a deficient number, since it is larger than the sum of its proper divisors (196847314).

334640342 is a wasteful number, since it uses less digits than its factorization.

334640342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9842382.

The product of its (nonzero) digits is 20736, while the sum is 29.

The square root of 334640342 is about 18293.1774713963. The cubic root of 334640342 is about 694.2663216693.

Adding to 334640342 its reverse (243046433), we get a palindrome (577686775).

The spelling of 334640342 in words is "three hundred thirty-four million, six hundred forty thousand, three hundred forty-two".