200561512 has 16 divisors (see below), whose sum is σ = 398173860. Its totient is φ = 94381824.

The previous prime is 200561509. The next prime is 200561519. The reversal of 200561512 is 215165002.

It can be written as a sum of positive squares in 2 ways, for example, as 180257476 + 20304036 = 13426^2 + 4506^2 .

It is a super-2 number, since 2×200561512² = 80449840191452288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (200561519) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 737223 + ... + 737494.

Almost surely, 2^200561512 is an apocalyptic number.

It is an amenable number.

200561512 is a deficient number, since it is larger than the sum of its proper divisors (197612348).

200561512 is a wasteful number, since it uses less digits than its factorization.

200561512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1474740 (or 1474736 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 200561512 is about 14161.9741561690. The cubic root of 200561512 is about 585.3503266059.

The spelling of 200561512 in words is "two hundred million, five hundred sixty-one thousand, five hundred twelve".