289194122 has 16 divisors (see below), whose sum is σ = 499383360. Its totient is φ = 123034848.

The previous prime is 289194121. The next prime is 289194137. The reversal of 289194122 is 221491982.

289194122 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (289194121) by changing a digit.

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, 73472 + ... + 77307.

It is an arithmetic number, because the mean of its divisors is an integer number (31211460).

Almost surely, 2^289194122 is an apocalyptic number.

289194122 is a deficient number, since it is larger than the sum of its proper divisors (210189238).

289194122 is a wasteful number, since it uses less digits than its factorization.

289194122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150925.

The product of its digits is 20736, while the sum is 38.

The square root of 289194122 is about 17005.7085121438. The cubic root of 289194122 is about 661.2969004866.

The spelling of 289194122 in words is "two hundred eighty-nine million, one hundred ninety-four thousand, one hundred twenty-two".