205742714 has 16 divisors (see below), whose sum is σ = 314951328. Its totient is φ = 100765392.

The previous prime is 205742711. The next prime is 205742737. The reversal of 205742714 is 417247502.

It is not an unprimeable number, because it can be changed into a prime (205742711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86489 + ... + 88835.

It is an arithmetic number, because the mean of its divisors is an integer number (19684458).

Almost surely, 2^205742714 is an apocalyptic number.

205742714 is a deficient number, since it is larger than the sum of its proper divisors (109208614).

205742714 is a wasteful number, since it uses less digits than its factorization.

205742714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3229.

The product of its (nonzero) digits is 15680, while the sum is 32.

The square root of 205742714 is about 14343.7343115383. The cubic root of 205742714 is about 590.3480795803.

The spelling of 205742714 in words is "two hundred five million, seven hundred forty-two thousand, seven hundred fourteen".