342556 has 6 divisors (see below), whose sum is σ = 599480.
Its totient is φ = 171276.
The previous prime is 342553. The next prime is 342569. The reversal of 342556 is 655243.
Adding to 342556 its reverse (655243), we get a palindrome (997799).
It can be divided in two parts, 3425 and 56, that added together give a square (3481 = 592).
It is a super-2 number, since 2×3425562 = 234689226272, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 342556.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (342553) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42816 + ... + 42823.
2342556 is an apocalyptic number.
It is an amenable number.
342556 is a deficient number, since it is larger than the sum of its proper divisors (256924).
342556 is a wasteful number, since it uses less digits than its factorization.
342556 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 85643 (or 85641 counting only the distinct ones).
The product of its digits is 3600, while the sum is 25.
The square root of 342556 is about 585.2828376093.
The cubic root of 342556 is about 69.9697828763.
The spelling of 342556 in words is "three hundred forty-two thousand, five hundred fifty-six".