1085768944 has 20 divisors (see below), whose sum is σ = 2265499096. Its totient is φ = 501124032.

The previous prime is 1085768923. The next prime is 1085768987. The reversal of 1085768944 is 4498675801.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a junction number, because it is equal to n+sod(n) for n = 1085768891 and 1085768900.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 2609814 + ... + 2610229.

Almost surely, 2^1085768944 is an apocalyptic number.

It is an amenable number.

1085768944 is an abundant number, since it is smaller than the sum of its proper divisors (1179730152).

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

1085768944 is a wasteful number, since it uses less digits than its factorization.

1085768944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5220064 (or 5220058 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 52.

The square root of 1085768944 is about 32951.0082395061. The cubic root of 1085768944 is about 1027.8091314953.

The spelling of 1085768944 in words is "one billion, eighty-five million, seven hundred sixty-eight thousand, nine hundred forty-four".