342673 has 2 divisors, whose sum is σ = 342674. Its totient is φ = 342672.

The previous prime is 342659. The next prime is 342679. The reversal of 342673 is 376243.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 305809 + 36864 = 553^2 + 192^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-342673 is a prime.

342673 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171336 + 171337.

It is an arithmetic number, because the mean of its divisors is an integer number (171337).

2³⁴²⁶⁷³ is an apocalyptic number.

It is an amenable number.

342673 is a deficient number, since it is larger than the sum of its proper divisors (1).

342673 is an equidigital number, since it uses as much as digits as its factorization.

342673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3024, while the sum is 25.

The square root of 342673 is about 585.3827807512. The cubic root of 342673 is about 69.9777480292.

The spelling of 342673 in words is "three hundred forty-two thousand, six hundred seventy-three".