2193004740 has 24 divisors (see below), whose sum is σ = 6140413440. Its totient is φ = 584801248.

The previous prime is 2193004739. The next prime is 2193004747. The reversal of 2193004740 is 474003912.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 2193004698 and 2193004707.

It is not an unprimeable number, because it can be changed into a prime (2193004747) 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 7 ways as a sum of consecutive naturals, for example, 18274980 + ... + 18275099.

It is an arithmetic number, because the mean of its divisors is an integer number (255850560).

Almost surely, 2^2193004740 is an apocalyptic number.

2193004740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2193004740 is an abundant number, since it is smaller than the sum of its proper divisors (3947408700).

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

2193004740 is a wasteful number, since it uses less digits than its factorization.

2193004740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36550091 (or 36550089 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 2193004740 is about 46829.5285049935. The cubic root of 2193004740 is about 1299.2115021198.

The spelling of 2193004740 in words is "two billion, one hundred ninety-three million, four thousand, seven hundred forty".