212946 has 8 divisors (see below), whose sum is σ = 425904. Its totient is φ = 70980.

The previous prime is 212923. The next prime is 212969. The reversal of 212946 is 649212.

212946 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (212923) and next prime (212969).

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

212946 is an admirable number.

It is an unprimeable number.

212946 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, 17740 + ... + 17751.

It is an arithmetic number, because the mean of its divisors is an integer number (53238).

2²¹²⁹⁴⁶ is an apocalyptic number.

212946 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212946 is a wasteful number, since it uses less digits than its factorization.

212946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35496.

The product of its digits is 864, while the sum is 24.

The square root of 212946 is about 461.4607242225. The cubic root of 212946 is about 59.7158789329.

The spelling of 212946 in words is "two hundred twelve thousand, nine hundred forty-six".