1094085720 has 432 divisors, whose sum is σ = 4491171360. Its totient is φ = 230211072.

The previous prime is 1094085709. The next prime is 1094085739. The reversal of 1094085720 is 275804901.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 2980977 + ... + 2981343.

It is an arithmetic number, because the mean of its divisors is an integer number (10396230).

Almost surely, 2^1094085720 is an apocalyptic number.

1094085720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1094085720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2245585680).

1094085720 is an abundant number, since it is smaller than the sum of its proper divisors (3397085640).

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

1094085720 is a wasteful number, since it uses less digits than its factorization.

1094085720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424 (or 397 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The square root of 1094085720 is about 33076.9666082003. The cubic root of 1094085720 is about 1030.4267311512.

The spelling of 1094085720 in words is "one billion, ninety-four million, eighty-five thousand, seven hundred twenty".