206040036 has 48 divisors (see below), whose sum is σ = 491400000. Its totient is φ = 67172352.

The previous prime is 206040011. The next prime is 206040071. The reversal of 206040036 is 630040602.

It is a junction number, because it is equal to n+sod(n) for n = 206039994 and 206040021.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 164340 + ... + 165588.

It is an arithmetic number, because the mean of its divisors is an integer number (10237500).

Almost surely, 2^206040036 is an apocalyptic number.

It is an amenable number.

206040036 is an abundant number, since it is smaller than the sum of its proper divisors (285359964).

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

206040036 is a wasteful number, since it uses less digits than its factorization.

206040036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1548 (or 1546 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 206040036 is about 14354.0947467961. The cubic root of 206040036 is about 590.6323164403.

Adding to 206040036 its reverse (630040602), we get a palindrome (836080638).

The spelling of 206040036 in words is "two hundred six million, forty thousand, thirty-six".