206706426 has 8 divisors (see below), whose sum is σ = 413412864. Its totient is φ = 68902140.

The previous prime is 206706389. The next prime is 206706433. The reversal of 206706426 is 624607602.

206706426 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.

206706426 is an admirable 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, 17225530 + ... + 17225541.

It is an arithmetic number, because the mean of its divisors is an integer number (51676608).

Almost surely, 2^206706426 is an apocalyptic number.

206706426 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.

206706426 is a wasteful number, since it uses less digits than its factorization.

206706426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34451076.

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 206706426 is about 14377.2885482625. The cubic root of 206706426 is about 591.2683868374.

The spelling of 206706426 in words is "two hundred six million, seven hundred six thousand, four hundred twenty-six".