1165226 has 16 divisors (see below), whose sum is σ = 1854144. Its totient is φ = 548064.

The previous prime is 1165223. The next prime is 1165273. The reversal of 1165226 is 6225611.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1165223) 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 7 ways as a sum of consecutive naturals, for example, 3185 + ... + 3531.

It is an arithmetic number, because the mean of its divisors is an integer number (115884).

2^1165226 is an apocalyptic number.

1165226 is a deficient number, since it is larger than the sum of its proper divisors (688918).

1165226 is a wasteful number, since it uses less digits than its factorization.

1165226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445.

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

The square root of 1165226 is about 1079.4563446476. The cubic root of 1165226 is about 105.2293098803.

The spelling of 1165226 in words is "one million, one hundred sixty-five thousand, two hundred twenty-six".