289104272 has 40 divisors (see below), whose sum is σ = 569588544. Its totient is φ = 142131584.

The previous prime is 289104251. The next prime is 289104281. The reversal of 289104272 is 272401982.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 388733 + ... + 389475.

Almost surely, 2^289104272 is an apocalyptic number.

It is an amenable number.

289104272 is a deficient number, since it is larger than the sum of its proper divisors (280484272).

289104272 is a wasteful number, since it uses less digits than its factorization.

289104272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1127 (or 1121 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 289104272 is about 17003.0665469497. The cubic root of 289104272 is about 661.2284070693.

The spelling of 289104272 in words is "two hundred eighty-nine million, one hundred four thousand, two hundred seventy-two".