2194089028 has 24 divisors (see below), whose sum is σ = 3855488000. Its totient is φ = 1092532320.

The previous prime is 2194089017. The next prime is 2194089067. The reversal of 2194089028 is 8209804912.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1318525 + ... + 1320187.

Almost surely, 2^2194089028 is an apocalyptic number.

It is an amenable number.

2194089028 is a deficient number, since it is larger than the sum of its proper divisors (1661398972).

2194089028 is a wasteful number, since it uses less digits than its factorization.

2194089028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2827 (or 2825 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 43.

The square root of 2194089028 is about 46841.1040433506. The cubic root of 2194089028 is about 1299.4255900191.

The spelling of 2194089028 in words is "two billion, one hundred ninety-four million, eighty-nine thousand, twenty-eight".