1166622 has 16 divisors (see below), whose sum is σ = 2353152. Its totient is φ = 385560.

The previous prime is 1166617. The next prime is 1166639. The reversal of 1166622 is 2266611.

It is a super-2 number, since 2×1166622² = 2722013781768, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 1166592 and 1166601.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4 + ... + 1527.

It is an arithmetic number, because the mean of its divisors is an integer number (147072).

2^1166622 is an apocalyptic number.

1166622 is an abundant number, since it is smaller than the sum of its proper divisors (1186530).

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

1166622 is a wasteful number, since it uses less digits than its factorization.

1166622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1663.

The product of its digits is 864, while the sum is 24.

The square root of 1166622 is about 1080.1027728878. The cubic root of 1166622 is about 105.2713164641.

It can be divided in two parts, 11666 and 22, that multiplied together give a palindrome (256652).

The spelling of 1166622 in words is "one million, one hundred sixty-six thousand, six hundred twenty-two".