2240288 has 12 divisors (see below), whose sum is σ = 4410630. Its totient is φ = 1120128.

The previous prime is 2240267. The next prime is 2240291. The reversal of 2240288 is 8820422.

It can be written as a sum of positive squares in only one way, i.e., 2155024 + 85264 = 1468^2 + 292^2 .

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

2240288 is a modest number, since divided by 288 gives 224 as remainder.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34973 + ... + 35036.

2^2240288 is an apocalyptic number.

It is an amenable number.

2240288 is a deficient number, since it is larger than the sum of its proper divisors (2170342).

2240288 is an equidigital number, since it uses as much as digits as its factorization.

2240288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70019 (or 70011 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 26.

The square root of 2240288 is about 1496.7591656643. The cubic root of 2240288 is about 130.8482597095.

The spelling of 2240288 in words is "two million, two hundred forty thousand, two hundred eighty-eight".