1177222 has 8 divisors (see below), whose sum is σ = 1774296. Its totient is φ = 585792.

The previous prime is 1177219. The next prime is 1177223. The reversal of 1177222 is 2227711.

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

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 1177193 and 1177202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1177223) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 843 + ... + 1750.

It is an arithmetic number, because the mean of its divisors is an integer number (221787).

2^1177222 is an apocalyptic number.

1177222 is a deficient number, since it is larger than the sum of its proper divisors (597074).

1177222 is a wasteful number, since it uses less digits than its factorization.

1177222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2822.

The product of its digits is 392, while the sum is 22.

The square root of 1177222 is about 1084.9986175106. The cubic root of 1177222 is about 105.5891895691.

The spelling of 1177222 in words is "one million, one hundred seventy-seven thousand, two hundred twenty-two".