5921643 has 32 divisors (see below), whose sum is σ = 9856000. Its totient is φ = 3079296.

The previous prime is 5921639. The next prime is 5921677. The reversal of 5921643 is 3461295.

5921643 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5921643 - 2² = 5921639 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5921643.

It is not an unprimeable number, because it can be changed into a prime (5921683) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29658 + ... + 29856.

It is an arithmetic number, because the mean of its divisors is an integer number (308000).

Almost surely, 2^5921643 is an apocalyptic number.

5921643 is a deficient number, since it is larger than the sum of its proper divisors (3934357).

5921643 is a wasteful number, since it uses less digits than its factorization.

5921643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331.

The product of its digits is 6480, while the sum is 30.

The square root of 5921643 is about 2433.4426231165. The cubic root of 5921643 is about 180.9175677465.

The spelling of 5921643 in words is "five million, nine hundred twenty-one thousand, six hundred forty-three".