206604026 has 32 divisors (see below), whose sum is σ = 340692480. Its totient is φ = 93542400.

The previous prime is 206604023. The next prime is 206604037. The reversal of 206604026 is 620406602.

It is a junction number, because it is equal to n+sod(n) for n = 206603986 and 206604004.

It is not an unprimeable number, because it can be changed into a prime (206604023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 221930 + ... + 222858.

It is an arithmetic number, because the mean of its divisors is an integer number (10646640).

Almost surely, 2^206604026 is an apocalyptic number.

206604026 is a deficient number, since it is larger than the sum of its proper divisors (134088454).

206604026 is a wasteful number, since it uses less digits than its factorization.

206604026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1190.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 206604026 is about 14373.7269349324. The cubic root of 206604026 is about 591.1707348442.

The spelling of 206604026 in words is "two hundred six million, six hundred four thousand, twenty-six".