1094892880 has 80 divisors (see below), whose sum is σ = 2581441920. Its totient is φ = 431847936.

The previous prime is 1094892859. The next prime is 1094892889. The reversal of 1094892880 is 882984901.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1094892889) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2247997 + ... + 2248483.

It is an arithmetic number, because the mean of its divisors is an integer number (32268024).

Almost surely, 2^1094892880 is an apocalyptic number.

1094892880 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 1094892880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1290720960).

1094892880 is an abundant number, since it is smaller than the sum of its proper divisors (1486549040).

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

1094892880 is a wasteful number, since it uses less digits than its factorization.

1094892880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 836 (or 830 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 49.

The square root of 1094892880 is about 33089.1655984251. The cubic root of 1094892880 is about 1030.6800674227.

The spelling of 1094892880 in words is "one billion, ninety-four million, eight hundred ninety-two thousand, eight hundred eighty".