2194698419 has 8 divisors (see below), whose sum is σ = 2329936560. Its totient is φ = 2060142336.

The previous prime is 2194698409. The next prime is 2194698427. The reversal of 2194698419 is 9148964912.

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

It is a cyclic number.

It is not a de Polignac number, because 2194698419 - 2²⁸ = 1926262963 is a prime.

It is a super-2 number, since 2×2194698419² = 9633402300722199122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2194698409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163874 + ... + 176759.

It is an arithmetic number, because the mean of its divisors is an integer number (291242070).

Almost surely, 2^2194698419 is an apocalyptic number.

2194698419 is a deficient number, since it is larger than the sum of its proper divisors (135238141).

2194698419 is a wasteful number, since it uses less digits than its factorization.

2194698419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341029.

The product of its digits is 1119744, while the sum is 53.

The square root of 2194698419 is about 46847.6084661747. The cubic root of 2194698419 is about 1299.5458806348.

The spelling of 2194698419 in words is "two billion, one hundred ninety-four million, six hundred ninety-eight thousand, four hundred nineteen".