1094036394 has 64 divisors (see below), whose sum is σ = 2550061440. Its totient is φ = 309227520.

The previous prime is 1094036393. The next prime is 1094036417. The reversal of 1094036394 is 4936304901.

It is not an unprimeable number, because it can be changed into a prime (1094036393) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 122472 + ... + 131100.

It is an arithmetic number, because the mean of its divisors is an integer number (39844710).

Almost surely, 2^1094036394 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1094036394, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1275030720).

1094036394 is an abundant number, since it is smaller than the sum of its proper divisors (1456025046).

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

1094036394 is a wasteful number, since it uses less digits than its factorization.

1094036394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8775.

The product of its (nonzero) digits is 69984, while the sum is 39.

The square root of 1094036394 is about 33076.2209751961. The cubic root of 1094036394 is about 1030.4112455904.

The spelling of 1094036394 in words is "one billion, ninety-four million, thirty-six thousand, three hundred ninety-four".