212339678 has 8 divisors (see below), whose sum is σ = 318581472. Its totient is φ = 106145856.

The previous prime is 212339669. The next prime is 212339713. The reversal of 212339678 is 876933212.

212339678 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2651 + ... + 20777.

It is an arithmetic number, because the mean of its divisors is an integer number (39822684).

Almost surely, 2^212339678 is an apocalyptic number.

212339678 is a deficient number, since it is larger than the sum of its proper divisors (106241794).

212339678 is a wasteful number, since it uses less digits than its factorization.

212339678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23986.

The product of its digits is 108864, while the sum is 41.

The square root of 212339678 is about 14571.8797002995. The cubic root of 212339678 is about 596.5914863542.

The spelling of 212339678 in words is "two hundred twelve million, three hundred thirty-nine thousand, six hundred seventy-eight".