289334194 has 16 divisors (see below), whose sum is σ = 442368000. Its totient is φ = 141904224.

The previous prime is 289334167. The next prime is 289334197. The reversal of 289334194 is 491433982.

It is a self number, because there is not a number n which added to its sum of digits gives 289334194.

It is not an unprimeable number, because it can be changed into a prime (289334197) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16207 + ... + 29005.

It is an arithmetic number, because the mean of its divisors is an integer number (27648000).

Almost surely, 2^289334194 is an apocalyptic number.

289334194 is a deficient number, since it is larger than the sum of its proper divisors (153033806).

289334194 is a wasteful number, since it uses less digits than its factorization.

289334194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13017.

The product of its digits is 186624, while the sum is 43.

The square root of 289334194 is about 17009.8263953516. The cubic root of 289334194 is about 661.4036502686.

The spelling of 289334194 in words is "two hundred eighty-nine million, three hundred thirty-four thousand, one hundred ninety-four".