306946 has 8 divisors (see below), whose sum is σ = 463680. Its totient is φ = 152388.

The previous prime is 306941. The next prime is 306947. The reversal of 306946 is 649603.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a nialpdrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (306941) by changing a digit.

306946 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126 + ... + 793.

It is an arithmetic number, because the mean of its divisors is an integer number (57960).

2³⁰⁶⁹⁴⁶ is an apocalyptic number.

306946 is a deficient number, since it is larger than the sum of its proper divisors (156734).

306946 is a wasteful number, since it uses less digits than its factorization.

306946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1088.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 306946 is about 554.0270751507. The cubic root of 306946 is about 67.4560115776.

The spelling of 306946 in words is "three hundred six thousand, nine hundred forty-six".