206266426 has 16 divisors (see below), whose sum is σ = 314133120. Its totient is φ = 101566080.

The previous prime is 206266421. The next prime is 206266469. The reversal of 206266426 is 624662602.

It is a junction number, because it is equal to n+sod(n) for n = 206266391 and 206266400.

It is not an unprimeable number, because it can be changed into a prime (206266421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38415 + ... + 43453.

It is an arithmetic number, because the mean of its divisors is an integer number (19633320).

Almost surely, 2^206266426 is an apocalyptic number.

206266426 is a deficient number, since it is larger than the sum of its proper divisors (107866694).

206266426 is a wasteful number, since it uses less digits than its factorization.

206266426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5349.

The product of its (nonzero) digits is 41472, while the sum is 34.

The square root of 206266426 is about 14361.9784848746. The cubic root of 206266426 is about 590.8485596995.

The spelling of 206266426 in words is "two hundred six million, two hundred sixty-six thousand, four hundred twenty-six".