205056625 has 16 divisors (see below), whose sum is σ = 256464000. Its totient is φ = 163690800.

The previous prime is 205056589. The next prime is 205056647. The reversal of 205056625 is 526650502.

205056625 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 205056625 - 2⁷ = 205056497 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66876 + ... + 69874.

It is an arithmetic number, because the mean of its divisors is an integer number (16029000).

Almost surely, 2^205056625 is an apocalyptic number.

205056625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

205056625 is a deficient number, since it is larger than the sum of its proper divisors (51407375).

205056625 is an equidigital number, since it uses as much as digits as its factorization.

205056625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3561 (or 3551 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 31.

The square root of 205056625 is about 14319.7983575189. The cubic root of 205056625 is about 589.6911387339.

The spelling of 205056625 in words is "two hundred five million, fifty-six thousand, six hundred twenty-five".