4373241621 has 24 divisors (see below), whose sum is σ = 6884241120. Its totient is φ = 2461691232.

The previous prime is 4373241611. The next prime is 4373241659. The reversal of 4373241621 is 1261423734.

It is not a de Polignac number, because 4373241621 - 2¹⁸ = 4372979477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4373241611) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 212166 + ... + 231863.

It is an arithmetic number, because the mean of its divisors is an integer number (286843380).

Almost surely, 2^4373241621 is an apocalyptic number.

It is an amenable number.

4373241621 is a deficient number, since it is larger than the sum of its proper divisors (2510999499).

4373241621 is a wasteful number, since it uses less digits than its factorization.

4373241621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444113 (or 444106 counting only the distinct ones).

The product of its digits is 24192, while the sum is 33.

The square root of 4373241621 is about 66130.4893449308. The cubic root of 4373241621 is about 1635.3140105208.

The spelling of 4373241621 in words is "four billion, three hundred seventy-three million, two hundred forty-one thousand, six hundred twenty-one".