5856631221 has 32 divisors (see below), whose sum is σ = 9023212800. Its totient is φ = 3309774336.

The previous prime is 5856631211. The next prime is 5856631237. The reversal of 5856631221 is 1221366585.

It is not a de Polignac number, because 5856631221 - 2¹⁴ = 5856614837 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5856631221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5856631211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 793255 + ... + 800603.

It is an arithmetic number, because the mean of its divisors is an integer number (281975400).

Almost surely, 2^5856631221 is an apocalyptic number.

It is an amenable number.

5856631221 is a deficient number, since it is larger than the sum of its proper divisors (3166581579).

5856631221 is a wasteful number, since it uses less digits than its factorization.

5856631221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7773.

The product of its digits is 86400, while the sum is 39.

The square root of 5856631221 is about 76528.6300739795. The cubic root of 5856631221 is about 1802.5305170583.

The spelling of 5856631221 in words is "five billion, eight hundred fifty-six million, six hundred thirty-one thousand, two hundred twenty-one".