2194331069 has 32 divisors (see below), whose sum is σ = 2602285056. Its totient is φ = 1811684160.

The previous prime is 2194331057. The next prime is 2194331099. The reversal of 2194331069 is 9601334912.

It is not a de Polignac number, because 2194331069 - 2⁴ = 2194331053 is a prime.

It is a super-2 number, since 2×2194331069² = 9630177680757365522, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2194331039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6629234 + ... + 6629564.

It is an arithmetic number, because the mean of its divisors is an integer number (81321408).

Almost surely, 2^2194331069 is an apocalyptic number.

It is an amenable number.

2194331069 is a deficient number, since it is larger than the sum of its proper divisors (407953987).

2194331069 is a wasteful number, since it uses less digits than its factorization.

2194331069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665.

The product of its (nonzero) digits is 34992, while the sum is 38.

The square root of 2194331069 is about 46843.6876110325. The cubic root of 2194331069 is about 1299.4733703204.

The spelling of 2194331069 in words is "two billion, one hundred ninety-four million, three hundred thirty-one thousand, sixty-nine".