289496752 has 10 divisors (see below), whose sum is σ = 560899988. Its totient is φ = 144748368.

The previous prime is 289496743. The next prime is 289496771. The reversal of 289496752 is 257694982.

It is a self number, because there is not a number n which added to its sum of digits gives 289496752.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9046758 + ... + 9046789.

Almost surely, 2^289496752 is an apocalyptic number.

It is an amenable number.

289496752 is a deficient number, since it is larger than the sum of its proper divisors (271403236).

289496752 is a wasteful number, since it uses less digits than its factorization.

289496752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18093555 (or 18093549 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 52.

The square root of 289496752 is about 17014.6040800249. The cubic root of 289496752 is about 661.5274935930.

The spelling of 289496752 in words is "two hundred eighty-nine million, four hundred ninety-six thousand, seven hundred fifty-two".