2194056057 has 16 divisors (see below), whose sum is σ = 3098932992. Its totient is φ = 1376021760.

The previous prime is 2194055977. The next prime is 2194056071. The reversal of 2194056057 is 7506504912.

It is not a de Polignac number, because 2194056057 - 2¹⁰ = 2194055033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2194056077) 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, 116007 + ... + 133587.

It is an arithmetic number, because the mean of its divisors is an integer number (193683312).

Almost surely, 2^2194056057 is an apocalyptic number.

It is an amenable number.

2194056057 is a deficient number, since it is larger than the sum of its proper divisors (904876935).

2194056057 is a wasteful number, since it uses less digits than its factorization.

2194056057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20048.

The product of its (nonzero) digits is 75600, while the sum is 39.

The square root of 2194056057 is about 46840.7520968654. The cubic root of 2194056057 is about 1299.4190810800.

The spelling of 2194056057 in words is "two billion, one hundred ninety-four million, fifty-six thousand, fifty-seven".