205045652 has 24 divisors (see below), whose sum is σ = 410403840. Its totient is φ = 87809760.

The previous prime is 205045637. The next prime is 205045679. The reversal of 205045652 is 256540502.

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, 57374 + ... + 60842.

It is an arithmetic number, because the mean of its divisors is an integer number (17100160).

Almost surely, 2^205045652 is an apocalyptic number.

It is an amenable number.

205045652 is an abundant number, since it is smaller than the sum of its proper divisors (205358188).

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

205045652 is a wasteful number, since it uses less digits than its factorization.

205045652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5591 (or 5589 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 205045652 is about 14319.4152115231. The cubic root of 205045652 is about 589.6806200194.

The spelling of 205045652 in words is "two hundred five million, forty-five thousand, six hundred fifty-two".