2192394813 has 16 divisors (see below), whose sum is σ = 3342180480. Its totient is φ = 1252276416.

The previous prime is 2192394793. The next prime is 2192394823. The reversal of 2192394813 is 3184932912.

It is not a de Polignac number, because 2192394813 - 2¹⁷ = 2192263741 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2192394823) 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, 33283 + ... + 74111.

It is an arithmetic number, because the mean of its divisors is an integer number (208886280).

Almost surely, 2^2192394813 is an apocalyptic number.

It is an amenable number.

2192394813 is a deficient number, since it is larger than the sum of its proper divisors (1149785667).

2192394813 is a wasteful number, since it uses less digits than its factorization.

2192394813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43396.

The product of its digits is 93312, while the sum is 42.

The square root of 2192394813 is about 46823.0158469102. The cubic root of 2192394813 is about 1299.0910437012.

The spelling of 2192394813 in words is "two billion, one hundred ninety-two million, three hundred ninety-four thousand, eight hundred thirteen".