1088444004 has 12 divisors (see below), whose sum is σ = 2539702704. Its totient is φ = 362814664.

The previous prime is 1088443999. The next prime is 1088444017. The reversal of 1088444004 is 4004448801.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45351822 + ... + 45351845.

It is an arithmetic number, because the mean of its divisors is an integer number (211641892).

Almost surely, 2^1088444004 is an apocalyptic number.

It is an amenable number.

1088444004 is an abundant number, since it is smaller than the sum of its proper divisors (1451258700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1088444004 is a wasteful number, since it uses less digits than its factorization.

1088444004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90703674 (or 90703672 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 33.

The square root of 1088444004 is about 32991.5747426521. The cubic root of 1088444004 is about 1028.6525264650.

The spelling of 1088444004 in words is "one billion, eighty-eight million, four hundred forty-four thousand, four".