201552250 has 32 divisors (see below), whose sum is σ = 378894672. Its totient is φ = 80281600.

The previous prime is 201552229. The next prime is 201552251. The reversal of 201552250 is 52255102.

It can be written as a sum of positive squares in 8 ways, for example, as 120714169 + 80838081 = 10987^2 + 8991^2 .

It is not an unprimeable number, because it can be changed into a prime (201552251) 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 15 ways as a sum of consecutive naturals, for example, 62682 + ... + 65818.

Almost surely, 2^201552250 is an apocalyptic number.

201552250 is a deficient number, since it is larger than the sum of its proper divisors (177342422).

201552250 is a wasteful number, since it uses less digits than its factorization.

201552250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3411 (or 3401 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 22.

The square root of 201552250 is about 14196.9098750397. The cubic root of 201552250 is about 586.3125858537.

The spelling of 201552250 in words is "two hundred one million, five hundred fifty-two thousand, two hundred fifty".