289075552 has 12 divisors (see below), whose sum is σ = 569117556. Its totient is φ = 144537760.

The previous prime is 289075537. The next prime is 289075571. The reversal of 289075552 is 255570982.

It is a junction number, because it is equal to n+sod(n) for n = 289075499 and 289075508.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4516774 + ... + 4516837.

It is an arithmetic number, because the mean of its divisors is an integer number (47426463).

Almost surely, 2^289075552 is an apocalyptic number.

It is an amenable number.

289075552 is a deficient number, since it is larger than the sum of its proper divisors (280042004).

289075552 is an equidigital number, since it uses as much as digits as its factorization.

289075552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9033621 (or 9033613 counting only the distinct ones).

The product of its (nonzero) digits is 252000, while the sum is 43.

The square root of 289075552 is about 17002.2219724364. The cubic root of 289075552 is about 661.2065105766.

The spelling of 289075552 in words is "two hundred eighty-nine million, seventy-five thousand, five hundred fifty-two".