205090332 has 24 divisors (see below), whose sum is σ = 503731200. Its totient is φ = 64765296.

The previous prime is 205090309. The next prime is 205090373. The reversal of 205090332 is 233090502.

205090332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 449532 + ... + 449987.

It is an arithmetic number, because the mean of its divisors is an integer number (20988800).

Almost surely, 2^205090332 is an apocalyptic number.

It is an amenable number.

205090332 is an abundant number, since it is smaller than the sum of its proper divisors (298640868).

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

205090332 is a wasteful number, since it uses less digits than its factorization.

205090332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 899545 (or 899543 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 205090332 is about 14320.9752461206. The cubic root of 205090332 is about 589.7234479074.

The spelling of 205090332 in words is "two hundred five million, ninety thousand, three hundred thirty-two".