2001532250 has 32 divisors (see below), whose sum is σ = 3798229968. Its totient is φ = 789638400.

The previous prime is 2001532231. The next prime is 2001532277. The reversal of 2001532250 is 522351002.

It can be written as a sum of positive squares in 8 ways, for example, as 7284601 + 1994247649 = 2699^2 + 44657^2 .

It is a super-2 number, since 2×2001532250² = 8012262695580125000, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36587 + ... + 73086.

Almost surely, 2^2001532250 is an apocalyptic number.

2001532250 is a deficient number, since it is larger than the sum of its proper divisors (1796697718).

2001532250 is a wasteful number, since it uses less digits than its factorization.

2001532250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109763 (or 109753 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 2001532250 is about 44738.4873459083. The cubic root of 2001532250 is about 1260.2427201004.

Adding to 2001532250 its reverse (522351002), we get a palindrome (2523883252).

The spelling of 2001532250 in words is "two billion, one million, five hundred thirty-two thousand, two hundred fifty".