1102288 has 20 divisors (see below), whose sum is σ = 2330208. Its totient is φ = 500960.

The previous prime is 1102279. The next prime is 1102301. The reversal of 1102288 is 8822011.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2956 + ... + 3307.

2^1102288 is an apocalyptic number.

It is an amenable number.

1102288 is an abundant number, since it is smaller than the sum of its proper divisors (1227920).

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

1102288 is a wasteful number, since it uses less digits than its factorization.

1102288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6282 (or 6276 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 22.

The square root of 1102288 is about 1049.8990427655. The cubic root of 1102288 is about 103.2995334014.

Adding to 1102288 its reverse (8822011), we get a palindrome (9924299).

The spelling of 1102288 in words is "one million, one hundred two thousand, two hundred eighty-eight".