1026197944 has 32 divisors (see below), whose sum is σ = 1995840000. Its totient is φ = 494069632.

The previous prime is 1026197933. The next prime is 1026197947. The reversal of 1026197944 is 4497916201.

1026197944 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with 969642056 it forms an amicable pair .

It is a self number, because there is not a number n which added to its sum of digits gives 1026197944.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1026197947) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83082 + ... + 94630.

It is an arithmetic number, because the mean of its divisors is an integer number (62370000).

Almost surely, 2^1026197944 is an apocalyptic number.

It is an amenable number.

1026197944 is a deficient number, since it is larger than the sum of its proper divisors (969642056).

1026197944 is a wasteful number, since it uses less digits than its factorization.

1026197944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11967 (or 11963 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 43.

The square root of 1026197944 is about 32034.3244661098. The cubic root of 1026197944 is about 1008.6574797461.

The spelling of 1026197944 in words is "one billion, twenty-six million, one hundred ninety-seven thousand, nine hundred forty-four".