2001412730 has 8 divisors (see below), whose sum is σ = 3602542932. Its totient is φ = 800565088.

The previous prime is 2001412717. The next prime is 2001412753. The reversal of 2001412730 is 372141002.

It can be written as a sum of positive squares in 2 ways, for example, as 1855800241 + 145612489 = 43079^2 + 12067^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 100070627 + ... + 100070646.

Almost surely, 2^2001412730 is an apocalyptic number.

2001412730 is a deficient number, since it is larger than the sum of its proper divisors (1601130202).

2001412730 is a wasteful number, since it uses less digits than its factorization.

2001412730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200141280.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 2001412730 is about 44737.1515633260. The cubic root of 2001412730 is about 1260.2176347842.

Adding to 2001412730 its reverse (372141002), we get a palindrome (2373553732).

The spelling of 2001412730 in words is "two billion, one million, four hundred twelve thousand, seven hundred thirty".