2194863395 has 8 divisors (see below), whose sum is σ = 2718798720. Its totient is φ = 1699248960.

The previous prime is 2194863379. The next prime is 2194863409. The reversal of 2194863395 is 5933684912.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2194863395 - 2⁴ = 2194863379 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7080050 + ... + 7080359.

It is an arithmetic number, because the mean of its divisors is an integer number (339849840).

Almost surely, 2^2194863395 is an apocalyptic number.

2194863395 is a deficient number, since it is larger than the sum of its proper divisors (523935325).

2194863395 is a wasteful number, since it uses less digits than its factorization.

2194863395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14160445.

The product of its digits is 1399680, while the sum is 50.

The square root of 2194863395 is about 46849.3692059989. The cubic root of 2194863395 is about 1299.5784422095.

The spelling of 2194863395 in words is "two billion, one hundred ninety-four million, eight hundred sixty-three thousand, three hundred ninety-five".