342041643 has 8 divisors (see below), whose sum is σ = 506728400. Its totient is φ = 228027744.

The previous prime is 342041627. The next prime is 342041647. The reversal of 342041643 is 346140243.

It is not a de Polignac number, because 342041643 - 2⁴ = 342041627 is a prime.

It is a super-2 number, since 2×342041643² = 233984971092278898, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 12668209 = 342041643 / (3 + 4 + 2 + 0 + 4 + 1 + 6 + 4 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342041647) 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, 6334078 + ... + 6334131.

It is an arithmetic number, because the mean of its divisors is an integer number (63341050).

Almost surely, 2^342041643 is an apocalyptic number.

342041643 is a deficient number, since it is larger than the sum of its proper divisors (164686757).

342041643 is a wasteful number, since it uses less digits than its factorization.

342041643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12668218 (or 12668212 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 342041643 is about 18494.3678724092. The cubic root of 342041643 is about 699.3474483321.

Adding to 342041643 its reverse (346140243), we get a palindrome (688181886).

The spelling of 342041643 in words is "three hundred forty-two million, forty-one thousand, six hundred forty-three".