342032313 has 8 divisors (see below), whose sum is σ = 521192128. Its totient is φ = 195447024.

The previous prime is 342032309. The next prime is 342032323. The reversal of 342032313 is 313230243.

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

It is not a de Polignac number, because 342032313 - 2² = 342032309 is a prime.

It is a super-3 number, since 3×342032313³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 16287253 = 342032313 / (3 + 4 + 2 + 0 + 3 + 2 + 3 + 1 + 3).

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 342032313.

It is not an unprimeable number, because it can be changed into a prime (342032303) 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, 8143606 + ... + 8143647.

It is an arithmetic number, because the mean of its divisors is an integer number (65149016).

Almost surely, 2^342032313 is an apocalyptic number.

It is an amenable number.

342032313 is a deficient number, since it is larger than the sum of its proper divisors (179159815).

342032313 is a wasteful number, since it uses less digits than its factorization.

342032313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16287263.

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 342032313 is about 18494.1156317354. The cubic root of 342032313 is about 699.3410894855.

Adding to 342032313 its reverse (313230243), we get a palindrome (655262556).

The spelling of 342032313 in words is "three hundred forty-two million, thirty-two thousand, three hundred thirteen".