5821401 has 8 divisors (see below), whose sum is σ = 7849440. Its totient is φ = 3837152.

The previous prime is 5821393. The next prime is 5821423. The reversal of 5821401 is 1041285.

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 5821401 - 2³ = 5821393 is a prime.

5821401 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5821441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10635 + ... + 11168.

It is an arithmetic number, because the mean of its divisors is an integer number (981180).

Almost surely, 2^5821401 is an apocalyptic number.

It is an amenable number.

5821401 is a deficient number, since it is larger than the sum of its proper divisors (2028039).

5821401 is a wasteful number, since it uses less digits than its factorization.

5821401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21895.

The product of its (nonzero) digits is 320, while the sum is 21.

The square root of 5821401 is about 2412.7579654827. The cubic root of 5821401 is about 179.8908906654.

Adding to 5821401 its reverse (1041285), we get a palindrome (6862686).

The spelling of 5821401 in words is "five million, eight hundred twenty-one thousand, four hundred one".