205535012 has 12 divisors (see below), whose sum is σ = 368051376. Its totient is φ = 100377480.

The previous prime is 205534997. The next prime is 205535051. The reversal of 205535012 is 210535502.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 597314 + ... + 597657.

It is an arithmetic number, because the mean of its divisors is an integer number (30670948).

Almost surely, 2^205535012 is an apocalyptic number.

It is an amenable number.

205535012 is a deficient number, since it is larger than the sum of its proper divisors (162516364).

205535012 is a wasteful number, since it uses less digits than its factorization.

205535012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1195018 (or 1195016 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 205535012 is about 14336.4923185555. The cubic root of 205535012 is about 590.1493560403.

The spelling of 205535012 in words is "two hundred five million, five hundred thirty-five thousand, twelve".