205026734 has 16 divisors (see below), whose sum is σ = 341000496. Its totient is φ = 91665600.

The previous prime is 205026721. The next prime is 205026751. The reversal of 205026734 is 437620502.

It is a junction number, because it is equal to n+sod(n) for n = 205026697 and 205026706.

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, 75047 + ... + 77730.

It is an arithmetic number, because the mean of its divisors is an integer number (21312531).

Almost surely, 2^205026734 is an apocalyptic number.

205026734 is a deficient number, since it is larger than the sum of its proper divisors (135973762).

205026734 is a wasteful number, since it uses less digits than its factorization.

205026734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152851.

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 205026734 is about 14318.7546246173. The cubic root of 205026734 is about 589.6624843490.

The spelling of 205026734 in words is "two hundred five million, twenty-six thousand, seven hundred thirty-four".