1026381744 has 30 divisors (see below), whose sum is σ = 2872443756. Its totient is φ = 342127200.

The previous prime is 1026381743. The next prime is 1026381757. The reversal of 1026381744 is 4471836201.

1026381744 is a `hidden beast` number, since 1 + 0 + 2 + 638 + 17 + 4 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1026381699 and 1026381708.

It is not an unprimeable number, because it can be changed into a prime (1026381743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3563682 + ... + 3563969.

Almost surely, 2^1026381744 is an apocalyptic number.

It is an amenable number.

1026381744 is an abundant number, since it is smaller than the sum of its proper divisors (1846062012).

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

1026381744 is a wasteful number, since it uses less digits than its factorization.

1026381744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7127665 (or 7127656 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 1026381744 is about 32037.1931354793. The cubic root of 1026381744 is about 1008.7176956069.

The spelling of 1026381744 in words is "one billion, twenty-six million, three hundred eighty-one thousand, seven hundred forty-four".