4093801621 has 8 divisors (see below), whose sum is σ = 5038525184. Its totient is φ = 3239051760.

The previous prime is 4093801601. The next prime is 4093801631. The reversal of 4093801621 is 1261083904.

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

It is not a de Polignac number, because 4093801621 - 2⁷ = 4093801493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4093801601) 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, 22493325 + ... + 22493506.

It is an arithmetic number, because the mean of its divisors is an integer number (629815648).

Almost surely, 2^4093801621 is an apocalyptic number.

4093801621 is the 36941-st hex number.

It is an amenable number.

4093801621 is a deficient number, since it is larger than the sum of its proper divisors (944723563).

4093801621 is a wasteful number, since it uses less digits than its factorization.

4093801621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44986851.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 4093801621 is about 63982.8228589518. The cubic root of 4093801621 is about 1599.7137015082.

The spelling of 4093801621 in words is "four billion, ninety-three million, eight hundred one thousand, six hundred twenty-one".