2001504730 has 8 divisors (see below), whose sum is σ = 3602708532. Its totient is φ = 800601888.

The previous prime is 2001504721. The next prime is 2001504767. The reversal of 2001504730 is 374051002.

It can be written as a sum of positive squares in 2 ways, for example, as 1995319561 + 6185169 = 44669^2 + 2487^2 .

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, 100075227 + ... + 100075246.

Almost surely, 2^2001504730 is an apocalyptic number.

2001504730 is a deficient number, since it is larger than the sum of its proper divisors (1601203802).

2001504730 is a wasteful number, since it uses less digits than its factorization.

2001504730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200150480.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 2001504730 is about 44738.1797796915. The cubic root of 2001504730 is about 1260.2369441857.

Adding to 2001504730 its reverse (374051002), we get a palindrome (2375555732).

The spelling of 2001504730 in words is "two billion, one million, five hundred four thousand, seven hundred thirty".