205056874 has 16 divisors (see below), whose sum is σ = 336527136. Its totient is φ = 92935600.

The previous prime is 205056871. The next prime is 205056877. The reversal of 205056874 is 478650502.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (205056871) and next prime (205056877).

It is not an unprimeable number, because it can be changed into a prime (205056871) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5797 + ... + 21064.

It is an arithmetic number, because the mean of its divisors is an integer number (21032946).

Almost surely, 2^205056874 is an apocalyptic number.

205056874 is a deficient number, since it is larger than the sum of its proper divisors (131470262).

205056874 is a wasteful number, since it uses less digits than its factorization.

205056874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27221.

The product of its (nonzero) digits is 67200, while the sum is 37.

The square root of 205056874 is about 14319.8070517727. The cubic root of 205056874 is about 589.6913774209.

The spelling of 205056874 in words is "two hundred five million, fifty-six thousand, eight hundred seventy-four".