1009054836 has 72 divisors (see below), whose sum is σ = 2641743104. Its totient is φ = 324414720.

The previous prime is 1009054817. The next prime is 1009054841. The reversal of 1009054836 is 6384509001.

1009054836 is a `hidden beast` number, since 100 + 9 + 0 + 548 + 3 + 6 = 666.

1009054836 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1009054836.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 374751 + ... + 377433.

Almost surely, 2^1009054836 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1009054836, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1320871552).

1009054836 is an abundant number, since it is smaller than the sum of its proper divisors (1632688268).

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

1009054836 is a wasteful number, since it uses less digits than its factorization.

1009054836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3061 (or 3056 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 1009054836 is about 31765.6234945892. The cubic root of 1009054836 is about 1003.0092142133.

The spelling of 1009054836 in words is "one billion, nine million, fifty-four thousand, eight hundred thirty-six".