2194324560 has 80 divisors (see below), whose sum is σ = 7558236480. Its totient is φ = 585152640.

The previous prime is 2194324549. The next prime is 2194324567. The reversal of 2194324560 is 654234912.

It is a happy number.

2194324560 is a `hidden beast` number, since 2 + 1 + 94 + 3 + 2 + 4 + 560 = 666.

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

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2194324567) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 505786 + ... + 510105.

It is an arithmetic number, because the mean of its divisors is an integer number (94477956).

Almost surely, 2^2194324560 is an apocalyptic number.

2194324560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2194324560 is an abundant number, since it is smaller than the sum of its proper divisors (5363911920).

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

2194324560 is a wasteful number, since it uses less digits than its factorization.

2194324560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1015913 (or 1015901 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 2194324560 is about 46843.6181352380. The cubic root of 2194324560 is about 1299.4720854520.

The spelling of 2194324560 in words is "two billion, one hundred ninety-four million, three hundred twenty-four thousand, five hundred sixty".