4093797621 has 8 divisors (see below), whose sum is σ = 5459398560. Its totient is φ = 2728697552.

The previous prime is 4093797613. The next prime is 4093797679. The reversal of 4093797621 is 1267973904.

It is a happy number.

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 4093797621 - 2³ = 4093797613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4093797821) 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, 105711 + ... + 139148.

It is an arithmetic number, because the mean of its divisors is an integer number (682424820).

Almost surely, 2^4093797621 is an apocalyptic number.

It is an amenable number.

4093797621 is a deficient number, since it is larger than the sum of its proper divisors (1365600939).

4093797621 is a wasteful number, since it uses less digits than its factorization.

4093797621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250435.

The product of its (nonzero) digits is 571536, while the sum is 48.

The square root of 4093797621 is about 63982.7916005546. The cubic root of 4093797621 is about 1599.7131804882.

The spelling of 4093797621 in words is "four billion, ninety-three million, seven hundred ninety-seven thousand, six hundred twenty-one".