206265136 has 40 divisors (see below), whose sum is σ = 498253824. Its totient is φ = 80362560.

The previous prime is 206265119. The next prime is 206265149. The reversal of 206265136 is 631562602.

It is a junction number, because it is equal to n+sod(n) for n = 206265098 and 206265107.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 82480 + ... + 84943.

Almost surely, 2^206265136 is an apocalyptic number.

It is an amenable number.

206265136 is an abundant number, since it is smaller than the sum of its proper divisors (291988688).

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

206265136 is a wasteful number, since it uses less digits than its factorization.

206265136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167449 (or 167443 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 206265136 is about 14361.9335745574. The cubic root of 206265136 is about 590.8473279653.

The spelling of 206265136 in words is "two hundred six million, two hundred sixty-five thousand, one hundred thirty-six".