5819826221 has 8 divisors (see below), whose sum is σ = 6503753088. Its totient is φ = 5161708000.

The previous prime is 5819826203. The next prime is 5819826241. The reversal of 5819826221 is 1226289185.

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 5819826221 - 2¹⁸ = 5819564077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5819826241) 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, 6451685 + ... + 6452586.

It is an arithmetic number, because the mean of its divisors is an integer number (812969136).

Almost surely, 2^5819826221 is an apocalyptic number.

It is an amenable number.

5819826221 is a deficient number, since it is larger than the sum of its proper divisors (683926867).

5819826221 is a wasteful number, since it uses less digits than its factorization.

5819826221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12904323.

The product of its digits is 138240, while the sum is 44.

The square root of 5819826221 is about 76287.7855295328. The cubic root of 5819826221 is about 1798.7466811322.

The spelling of 5819826221 in words is "five billion, eight hundred nineteen million, eight hundred twenty-six thousand, two hundred twenty-one".