2194389417 has 64 divisors (see below), whose sum is σ = 3343000320. Its totient is φ = 1269043200.

The previous prime is 2194389409. The next prime is 2194389433. The reversal of 2194389417 is 7149834912.

2194389417 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2194389417 - 2³ = 2194389409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2194389437) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 16017373 + ... + 16017509.

It is an arithmetic number, because the mean of its divisors is an integer number (52234380).

Almost surely, 2^2194389417 is an apocalyptic number.

It is an amenable number.

2194389417 is a deficient number, since it is larger than the sum of its proper divisors (1148610903).

2194389417 is a wasteful number, since it uses less digits than its factorization.

2194389417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394.

The product of its digits is 435456, while the sum is 48.

The square root of 2194389417 is about 46844.3104015845. The cubic root of 2194389417 is about 1299.4848880295.

The spelling of 2194389417 in words is "two billion, one hundred ninety-four million, three hundred eighty-nine thousand, four hundred seventeen".