2288750 has 20 divisors (see below), whose sum is σ = 4292376. Its totient is φ = 915000.

The previous prime is 2288749. The next prime is 2288771. The reversal of 2288750 is 578822.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 335 + ... + 2165.

2^2288750 is an apocalyptic number.

2288750 is a deficient number, since it is larger than the sum of its proper divisors (2003626).

2288750 is an equidigital number, since it uses as much as digits as its factorization.

2288750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1853 (or 1838 counting only the distinct ones).

The product of its (nonzero) digits is 8960, while the sum is 32.

The square root of 2288750 is about 1512.8615270407. The cubic root of 2288750 is about 131.7850419340.

The spelling of 2288750 in words is "two million, two hundred eighty-eight thousand, seven hundred fifty".