1102278 has 8 divisors (see below), whose sum is σ = 2204568. Its totient is φ = 367424.

The previous prime is 1102271. The next prime is 1102279. The reversal of 1102278 is 8722011.

It is a sphenic number, since it is the product of 3 distinct primes.

1102278 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1102271) 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, 91851 + ... + 91862.

It is an arithmetic number, because the mean of its divisors is an integer number (275571).

2^1102278 is an apocalyptic number.

1102278 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1102278 is a wasteful number, since it uses less digits than its factorization.

1102278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183718.

The product of its (nonzero) digits is 224, while the sum is 21.

The square root of 1102278 is about 1049.8942803921. The cubic root of 1102278 is about 103.2992210213.

Adding to 1102278 its reverse (8722011), we get a palindrome (9824289).

The spelling of 1102278 in words is "one million, one hundred two thousand, two hundred seventy-eight".