1009483794 has 144 divisors (see below), whose sum is σ = 2610429120. Its totient is φ = 279236160.

The previous prime is 1009483793. The next prime is 1009483829. The reversal of 1009483794 is 4973849001.

It is not an unprimeable number, because it can be changed into a prime (1009483793) 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 71 ways as a sum of consecutive naturals, for example, 2072619 + ... + 2073105.

It is an arithmetic number, because the mean of its divisors is an integer number (18127980).

Almost surely, 2^1009483794 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1009483794, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1305214560).

1009483794 is an abundant number, since it is smaller than the sum of its proper divisors (1600945326).

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

1009483794 is a wasteful number, since it uses less digits than its factorization.

1009483794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 573 (or 551 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The square root of 1009483794 is about 31772.3746987851. The cubic root of 1009483794 is about 1003.1513233958.

The spelling of 1009483794 in words is "one billion, nine million, four hundred eighty-three thousand, seven hundred ninety-four".