1441222664 has 32 divisors (see below), whose sum is σ = 3154049280. Its totient is φ = 604523904.

The previous prime is 1441222639. The next prime is 1441222687. The reversal of 1441222664 is 4662221441.

It is a self number, because there is not a number n which added to its sum of digits gives 1441222664.

It is an unprimeable number.

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, 271157 + ... + 276420.

It is an arithmetic number, because the mean of its divisors is an integer number (98564040).

Almost surely, 2^1441222664 is an apocalyptic number.

1441222664 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1441222664 is an abundant number, since it is smaller than the sum of its proper divisors (1712826616).

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

1441222664 is a wasteful number, since it uses less digits than its factorization.

1441222664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547637 (or 547633 counting only the distinct ones).

The product of its digits is 18432, while the sum is 32.

The square root of 1441222664 is about 37963.4385165517. The cubic root of 1441222664 is about 1129.5627472654.

The spelling of 1441222664 in words is "one billion, four hundred forty-one million, two hundred twenty-two thousand, six hundred sixty-four".