288275556 has 12 divisors (see below), whose sum is σ = 672642992. Its totient is φ = 96091848.

The previous prime is 288275531. The next prime is 288275557. The reversal of 288275556 is 655572882.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (288275557) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12011470 + ... + 12011493.

Almost surely, 2^288275556 is an apocalyptic number.

It is an amenable number.

288275556 is an abundant number, since it is smaller than the sum of its proper divisors (384367436).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

288275556 is a wasteful number, since it uses less digits than its factorization.

288275556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24022970 (or 24022968 counting only the distinct ones).

The product of its digits is 1344000, while the sum is 48.

The square root of 288275556 is about 16978.6794539505. The cubic root of 288275556 is about 660.5959997408.

The spelling of 288275556 in words is "two hundred eighty-eight million, two hundred seventy-five thousand, five hundred fifty-six".