205450732 has 24 divisors (see below), whose sum is σ = 380595600. Its totient is φ = 96874176.

The previous prime is 205450727. The next prime is 205450741. The reversal of 205450732 is 237054502.

It is a self number, because there is not a number n which added to its sum of digits gives 205450732.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15607 + ... + 25582.

It is an arithmetic number, because the mean of its divisors is an integer number (15858150).

Almost surely, 2^205450732 is an apocalyptic number.

It is an amenable number.

205450732 is a deficient number, since it is larger than the sum of its proper divisors (175144868).

205450732 is a wasteful number, since it uses less digits than its factorization.

205450732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41265 (or 41263 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 28.

The square root of 205450732 is about 14333.5526649885. The cubic root of 205450732 is about 590.0686810786.

The spelling of 205450732 in words is "two hundred five million, four hundred fifty thousand, seven hundred thirty-two".