2194735305 has 16 divisors (see below), whose sum is σ = 4013230464. Its totient is φ = 1003307520.

The previous prime is 2194735267. The next prime is 2194735307. The reversal of 2194735305 is 5035374912.

It is a happy number.

It is not a de Polignac number, because 2194735305 - 2¹⁰ = 2194734281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2194735307) 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, 10451016 + ... + 10451225.

It is an arithmetic number, because the mean of its divisors is an integer number (250826904).

Almost surely, 2^2194735305 is an apocalyptic number.

It is an amenable number.

2194735305 is a deficient number, since it is larger than the sum of its proper divisors (1818495159).

2194735305 is a wasteful number, since it uses less digits than its factorization.

2194735305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20902256.

The product of its (nonzero) digits is 113400, while the sum is 39.

The square root of 2194735305 is about 46848.0021452356. The cubic root of 2194735305 is about 1299.5531610247.

The spelling of 2194735305 in words is "two billion, one hundred ninety-four million, seven hundred thirty-five thousand, three hundred five".