342657343 has 16 divisors (see below), whose sum is σ = 420640000. Its totient is φ = 278242776.

The previous prime is 342657331. The next prime is 342657361. The reversal of 342657343 is 343756243.

It is a de Polignac number, because none of the positive numbers 2^k-342657343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342657323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19773 + ... + 32806.

It is an arithmetic number, because the mean of its divisors is an integer number (26290000).

Almost surely, 2^342657343 is an apocalyptic number.

342657343 is a deficient number, since it is larger than the sum of its proper divisors (77982657).

342657343 is an equidigital number, since it uses as much as digits as its factorization.

342657343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52619 (or 52605 counting only the distinct ones).

The product of its digits is 181440, while the sum is 37.

The square root of 342657343 is about 18511.0059964336. The cubic root of 342657343 is about 699.7668223346.

It can be divided in two parts, 342657 and 343, that added together give a cube (343000 = 70³).

The spelling of 342657343 in words is "three hundred forty-two million, six hundred fifty-seven thousand, three hundred forty-three".