2193116724 has 36 divisors (see below), whose sum is σ = 5835487840. Its totient is φ = 692562960.

The previous prime is 2193116711. The next prime is 2193116749. The reversal of 2193116724 is 4276113912.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

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 11 ways as a sum of consecutive naturals, for example, 1602472 + ... + 1603839.

Almost surely, 2^2193116724 is an apocalyptic number.

It is an amenable number.

2193116724 is an abundant number, since it is smaller than the sum of its proper divisors (3642371116).

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

2193116724 is a wasteful number, since it uses less digits than its factorization.

2193116724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3206340 (or 3206335 counting only the distinct ones).

The product of its digits is 18144, while the sum is 36.

The square root of 2193116724 is about 46830.7241455863. The cubic root of 2193116724 is about 1299.2336161356.

The spelling of 2193116724 in words is "two billion, one hundred ninety-three million, one hundred sixteen thousand, seven hundred twenty-four".