2193039930 has 32 divisors (see below), whose sum is σ = 5265158400. Its totient is φ = 584603712.

The previous prime is 2193039917. The next prime is 2193039931. The reversal of 2193039930 is 399303912.

It is not an unprimeable number, because it can be changed into a prime (2193039931) 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, 85551 + ... + 108189.

It is an arithmetic number, because the mean of its divisors is an integer number (164536200).

Almost surely, 2^2193039930 is an apocalyptic number.

2193039930 is an abundant number, since it is smaller than the sum of its proper divisors (3072118470).

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

2193039930 is a wasteful number, since it uses less digits than its factorization.

2193039930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25878.

The product of its (nonzero) digits is 39366, while the sum is 39.

The square root of 2193039930 is about 46829.9042279610. The cubic root of 2193039930 is about 1299.2184513385.

The spelling of 2193039930 in words is "two billion, one hundred ninety-three million, thirty-nine thousand, nine hundred thirty".