200218734 has 12 divisors (see below), whose sum is σ = 433807296. Its totient is φ = 66739572.

The previous prime is 200218717. The next prime is 200218757. The reversal of 200218734 is 437812002.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 200218698 and 200218707.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5561614 + ... + 5561649.

It is an arithmetic number, because the mean of its divisors is an integer number (36150608).

Almost surely, 2^200218734 is an apocalyptic number.

200218734 is an abundant number, since it is smaller than the sum of its proper divisors (233588562).

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

200218734 is a wasteful number, since it uses less digits than its factorization.

200218734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11123271 (or 11123268 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 200218734 is about 14149.8669251693. The cubic root of 200218734 is about 585.0166640004.

It can be divided in two parts, 2002 and 18734, that added together give a 4-th power (20736 = 12⁴).

The spelling of 200218734 in words is "two hundred million, two hundred eighteen thousand, seven hundred thirty-four".