2001204623 has 8 divisors (see below), whose sum is σ = 2311552080. Its totient is φ = 1712260480.

The previous prime is 2001204619. The next prime is 2001204643. The reversal of 2001204623 is 3264021002.

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

It is a cyclic number.

It is not a de Polignac number, because 2001204623 - 2² = 2001204619 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2001204595 and 2001204604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001204643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5350628 + ... + 5351001.

It is an arithmetic number, because the mean of its divisors is an integer number (288944010).

Almost surely, 2^2001204623 is an apocalyptic number.

2001204623 is a deficient number, since it is larger than the sum of its proper divisors (310347457).

2001204623 is a wasteful number, since it uses less digits than its factorization.

2001204623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10701657.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 2001204623 is about 44734.8256171855. The cubic root of 2001204623 is about 1260.1739541051.

Adding to 2001204623 its reverse (3264021002), we get a palindrome (5265225625).

The spelling of 2001204623 in words is "two billion, one million, two hundred four thousand, six hundred twenty-three".