9001288 has 16 divisors (see below), whose sum is σ = 17766000. Its totient is φ = 4263696.

The previous prime is 9001283. The next prime is 9001301. The reversal of 9001288 is 8821009.

It is not an unprimeable number, because it can be changed into a prime (9001283) 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, 29458 + ... + 29761.

It is an arithmetic number, because the mean of its divisors is an integer number (1110375).

Almost surely, 2^9001288 is an apocalyptic number.

It is an amenable number.

9001288 is a deficient number, since it is larger than the sum of its proper divisors (8764712).

9001288 is a wasteful number, since it uses less digits than its factorization.

9001288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59244 (or 59240 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 28.

The square root of 9001288 is about 3000.2146589869. The cubic root of 9001288 is about 208.0183046021.

It can be divided in two parts, 90012 and 88, that added together give a triangular number (90100 = T₄₂₄).

The spelling of 9001288 in words is "nine million, one thousand, two hundred eighty-eight".