3644332023 has 4 divisors (see below), whose sum is σ = 4859109368. Its totient is φ = 2429554680.

The previous prime is 3644331979. The next prime is 3644332033. The reversal of 3644332023 is 3202334463.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 3644332023 - 2⁸ = 3644331767 is a prime.

It is a super-3 number, since 3×3644332023³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3644332033) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 607388668 + ... + 607388673.

It is an arithmetic number, because the mean of its divisors is an integer number (1214777342).

Almost surely, 2^3644332023 is an apocalyptic number.

3644332023 is a deficient number, since it is larger than the sum of its proper divisors (1214777345).

3644332023 is a wasteful number, since it uses less digits than its factorization.

3644332023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1214777344.

The product of its (nonzero) digits is 31104, while the sum is 30.

The square root of 3644332023 is about 60368.3031316932. The cubic root of 3644332023 is about 1538.8843360103.

Adding to 3644332023 its reverse (3202334463), we get a palindrome (6846666486).

The spelling of 3644332023 in words is "three billion, six hundred forty-four million, three hundred thirty-two thousand, twenty-three".