1009256084 has 12 divisors (see below), whose sum is σ = 1786043700. Its totient is φ = 498957888.

The previous prime is 1009256081. The next prime is 1009256089. The reversal of 1009256084 is 4806529001.

It can be written as a sum of positive squares in 2 ways, for example, as 698439184 + 310816900 = 26428^2 + 17630^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1009256081) by changing a digit.

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, 1417139 + ... + 1417850.

It is an arithmetic number, because the mean of its divisors is an integer number (148836975).

Almost surely, 2^1009256084 is an apocalyptic number.

It is an amenable number.

1009256084 is a deficient number, since it is larger than the sum of its proper divisors (776787616).

1009256084 is a wasteful number, since it uses less digits than its factorization.

1009256084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2835082 (or 2835080 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 1009256084 is about 31768.7910377465. The cubic root of 1009256084 is about 1003.0758905303.

The spelling of 1009256084 in words is "one billion, nine million, two hundred fifty-six thousand, eighty-four".