2193253916 has 18 divisors (see below), whose sum is σ = 4464838728. Its totient is φ = 939965880.

The previous prime is 2193253903. The next prime is 2193253927. The reversal of 2193253916 is 6193523912.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5594840 + ... + 5595231.

It is an arithmetic number, because the mean of its divisors is an integer number (248046596).

Almost surely, 2^2193253916 is an apocalyptic number.

It is an amenable number.

2193253916 is an abundant number, since it is smaller than the sum of its proper divisors (2271584812).

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

2193253916 is a wasteful number, since it uses less digits than its factorization.

2193253916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11190089 (or 11190080 counting only the distinct ones).

The product of its digits is 87480, while the sum is 41.

The square root of 2193253916 is about 46832.1888875589. The cubic root of 2193253916 is about 1299.2607070697.

The spelling of 2193253916 in words is "two billion, one hundred ninety-three million, two hundred fifty-three thousand, nine hundred sixteen".