5805764221 has 4 divisors (see below), whose sum is σ = 5806781244. Its totient is φ = 5804747200.

The previous prime is 5805764201. The next prime is 5805764257. The reversal of 5805764221 is 1224675085.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2712847225 + 3092916996 = 52085^2 + 55614^2 .

It is a cyclic number.

It is not a de Polignac number, because 5805764221 - 2¹³ = 5805756029 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 (5805764201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 499900 + ... + 511381.

It is an arithmetic number, because the mean of its divisors is an integer number (1451695311).

Almost surely, 2^5805764221 is an apocalyptic number.

It is an amenable number.

5805764221 is a deficient number, since it is larger than the sum of its proper divisors (1017023).

5805764221 is a wasteful number, since it uses less digits than its factorization.

5805764221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1017022.

The product of its (nonzero) digits is 134400, while the sum is 40.

The square root of 5805764221 is about 76195.5656255664. The cubic root of 5805764221 is about 1797.2967881729.

It can be divided in two parts, 580 and 5764221, that added together give a 8-th power (5764801 = 7⁸).

The spelling of 5805764221 in words is "five billion, eight hundred five million, seven hundred sixty-four thousand, two hundred twenty-one".