342946 has 4 divisors (see below), whose sum is σ = 514422. Its totient is φ = 171472.

The previous prime is 342929. The next prime is 342949. The reversal of 342946 is 649243.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 330625 + 12321 = 575^2 + 111^2 .

It is a super-2 number, since 2×342946² = 235223917832, which contains 22 as substring.

It is a d-powerful number, because it can be written as 3⁹ + 4² + 9⁵ + 2¹¹ + 4⁹ + 6 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85735 + ... + 85738.

2³⁴²⁹⁴⁶ is an apocalyptic number.

342946 is a deficient number, since it is larger than the sum of its proper divisors (171476).

342946 is a wasteful number, since it uses less digits than its factorization.

342946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171475.

The product of its digits is 5184, while the sum is 28.

The square root of 342946 is about 585.6159150843. The cubic root of 342946 is about 69.9963263378.

The spelling of 342946 in words is "three hundred forty-two thousand, nine hundred forty-six".