205961036 has 6 divisors (see below), whose sum is σ = 360431820. Its totient is φ = 102980516.

The previous prime is 205961029. The next prime is 205961039. The reversal of 205961036 is 630169502.

It is a happy number.

205961036 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 205960993 and 205961011.

It is not an unprimeable number, because it can be changed into a prime (205961039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25745126 + ... + 25745133.

It is an arithmetic number, because the mean of its divisors is an integer number (60071970).

Almost surely, 2^205961036 is an apocalyptic number.

It is an amenable number.

205961036 is a deficient number, since it is larger than the sum of its proper divisors (154470784).

205961036 is a wasteful number, since it uses less digits than its factorization.

205961036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51490263 (or 51490261 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 205961036 is about 14351.3426549574. The cubic root of 205961036 is about 590.5568199192.

The spelling of 205961036 in words is "two hundred five million, nine hundred sixty-one thousand, thirty-six".