1088442321 has 8 divisors (see below), whose sum is σ = 1467563040. Its totient is φ = 717474912.

The previous prime is 1088442307. The next prime is 1088442343. The reversal of 1088442321 is 1232448801.

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

It is not a de Polignac number, because 1088442321 - 2⁷ = 1088442193 is a prime.

It is a super-2 number, since 2×1088442321² = 2369413372287734082, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1088442371) 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, 2038015 + ... + 2038548.

It is an arithmetic number, because the mean of its divisors is an integer number (183445380).

Almost surely, 2^1088442321 is an apocalyptic number.

It is an amenable number.

1088442321 is a deficient number, since it is larger than the sum of its proper divisors (379120719).

1088442321 is an equidigital number, since it uses as much as digits as its factorization.

1088442321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4076655.

The product of its (nonzero) digits is 12288, while the sum is 33.

The square root of 1088442321 is about 32991.5492361302. The cubic root of 1088442321 is about 1028.6519962821.

The spelling of 1088442321 in words is "one billion, eighty-eight million, four hundred forty-two thousand, three hundred twenty-one".