1086580221 has 8 divisors (see below), whose sum is σ = 1487929824. Its totient is φ = 704808720.

The previous prime is 1086580217. The next prime is 1086580249. The reversal of 1086580221 is 1220856801.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1086580221 - 2² = 1086580217 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1086580021) 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 7 ways as a sum of consecutive naturals, for example, 4894395 + ... + 4894616.

It is an arithmetic number, because the mean of its divisors is an integer number (185991228).

Almost surely, 2^1086580221 is an apocalyptic number.

It is an amenable number.

1086580221 is a deficient number, since it is larger than the sum of its proper divisors (401349603).

1086580221 is an equidigital number, since it uses as much as digits as its factorization.

1086580221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9789051.

The product of its (nonzero) digits is 7680, while the sum is 33.

The square root of 1086580221 is about 32963.3162925092. The cubic root of 1086580221 is about 1028.0650577433.

It can be divided in two parts, 1086580 and 221, that added together give a palindrome (1086801).

The spelling of 1086580221 in words is "one billion, eighty-six million, five hundred eighty thousand, two hundred twenty-one".