340442033 has 8 divisors (see below), whose sum is σ = 343302336. Its totient is φ = 337590000.

The previous prime is 340442027. The next prime is 340442041. The reversal of 340442033 is 330244043.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340442033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340442023) 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, 101483 + ... + 104783.

It is an arithmetic number, because the mean of its divisors is an integer number (42912792).

Almost surely, 2^340442033 is an apocalyptic number.

It is an amenable number.

340442033 is a deficient number, since it is larger than the sum of its proper divisors (2860303).

340442033 is a wasteful number, since it uses less digits than its factorization.

340442033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4135.

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 340442033 is about 18451.0713239096. The cubic root of 340442033 is about 698.2555426753.

Adding to 340442033 its reverse (330244043), we get a palindrome (670686076).

The spelling of 340442033 in words is "three hundred forty million, four hundred forty-two thousand, thirty-three".