3621243003 has 16 divisors (see below), whose sum is σ = 5808510720. Its totient is φ = 1960371936.

The previous prime is 3621242993. The next prime is 3621243007. The reversal of 3621243003 is 3003421263.

It is not a de Polignac number, because 3621243003 - 2⁵ = 3621242971 is a prime.

It is a super-2 number, since 2×3621243003² = 26226801773552916018, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3621243007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4537500 + ... + 4538297.

It is an arithmetic number, because the mean of its divisors is an integer number (363031920).

Almost surely, 2^3621243003 is an apocalyptic number.

3621243003 is a deficient number, since it is larger than the sum of its proper divisors (2187267717).

3621243003 is a wasteful number, since it uses less digits than its factorization.

3621243003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9075826.

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 3621243003 is about 60176.7646438391. The cubic root of 3621243003 is about 1535.6275312311.

Adding to 3621243003 its reverse (3003421263), we get a palindrome (6624664266).

The spelling of 3621243003 in words is "three billion, six hundred twenty-one million, two hundred forty-three thousand, three".