11840288 has 12 divisors (see below), whose sum is σ = 23310630. Its totient is φ = 5920128.

The previous prime is 11840273. The next prime is 11840303. The reversal of 11840288 is 88204811.

It is an interprime number because it is at equal distance from previous prime (11840273) and next prime (11840303).

It can be written as a sum of positive squares in only one way, i.e., 7463824 + 4376464 = 2732^2 + 2092^2 .

It is a Harshad number since it is a multiple of its sum of digits (32), and also a Moran number because the ratio is a prime number: 370009 = 11840288 / (1 + 1 + 8 + 4 + 0 + 2 + 8 + 8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 184973 + ... + 185036.

Almost surely, 2^11840288 is an apocalyptic number.

It is an amenable number.

11840288 is a deficient number, since it is larger than the sum of its proper divisors (11470342).

11840288 is an equidigital number, since it uses as much as digits as its factorization.

11840288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370019 (or 370011 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 32.

The square root of 11840288 is about 3440.9719557125. The cubic root of 11840288 is about 227.9226166035.

The spelling of 11840288 in words is "eleven million, eight hundred forty thousand, two hundred eighty-eight".