346546 has 4 divisors (see below), whose sum is σ = 519822. Its totient is φ = 173272.

The previous prime is 346543. The next prime is 346547. The reversal of 346546 is 645643.

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., 216225 + 130321 = 465^2 + 361^2 .

It is a d-powerful number, because it can be written as 3² + 4⁵ + 5 + 6² + 4⁸ + 6⁷ .

It is not an unprimeable number, because it can be changed into a prime (346543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86635 + ... + 86638.

2³⁴⁶⁵⁴⁶ is an apocalyptic number.

346546 is a deficient number, since it is larger than the sum of its proper divisors (173276).

346546 is a wasteful number, since it uses less digits than its factorization.

346546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173275.

The product of its digits is 8640, while the sum is 28.

The square root of 346546 is about 588.6815777651. The cubic root of 346546 is about 70.2403979565.

The spelling of 346546 in words is "three hundred forty-six thousand, five hundred forty-six".