342844 has 6 divisors (see below), whose sum is σ = 599984. Its totient is φ = 171420.

The previous prime is 342841. The next prime is 342847. The reversal of 342844 is 448243.

It is an interprime number because it is at equal distance from previous prime (342841) and next prime (342847).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42852 + ... + 42859.

2³⁴²⁸⁴⁴ is an apocalyptic number.

It is an amenable number.

342844 is a deficient number, since it is larger than the sum of its proper divisors (257140).

342844 is a wasteful number, since it uses less digits than its factorization.

342844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85715 (or 85713 counting only the distinct ones).

The product of its digits is 3072, while the sum is 25.

The square root of 342844 is about 585.5288208107. The cubic root of 342844 is about 69.9893861458.

The spelling of 342844 in words is "three hundred forty-two thousand, eight hundred forty-four".