2194133760 has 972 divisors, whose sum is σ = 9978211152. Its totient is φ = 442810368.

The previous prime is 2194133749. The next prime is 2194133791. The reversal of 2194133760 is 673314912.

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

It is an unprimeable number.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 95397109 + ... + 95397131.

Almost surely, 2^2194133760 is an apocalyptic number.

2194133760 is a gapful number since it is divisible by the number (20) 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 2194133760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4989105576).

2194133760 is an abundant number, since it is smaller than the sum of its proper divisors (7784077392).

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

2194133760 is a wasteful number, since it uses less digits than its factorization.

2194133760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90 (or 53 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 2194133760 is about 46841.5815275274. The cubic root of 2194133760 is about 1299.4344206408.

The spelling of 2194133760 in words is "two billion, one hundred ninety-four million, one hundred thirty-three thousand, seven hundred sixty".