1122566 has 8 divisors (see below), whose sum is σ = 1695600. Its totient is φ = 557368.

The previous prime is 1122551. The next prime is 1122571. The reversal of 1122566 is 6652211.

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

It is a plaindrome in base 10.

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, 1586 + ... + 2181.

It is an arithmetic number, because the mean of its divisors is an integer number (211950).

2^1122566 is an apocalyptic number.

1122566 is a deficient number, since it is larger than the sum of its proper divisors (573034).

1122566 is a wasteful number, since it uses less digits than its factorization.

1122566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3918.

The product of its digits is 720, while the sum is 23.

The square root of 1122566 is about 1059.5121518888. The cubic root of 1122566 is about 103.9291307122.

Adding to 1122566 its reverse (6652211), we get a palindrome (7774777).

The spelling of 1122566 in words is "one million, one hundred twenty-two thousand, five hundred sixty-six".