11573422 has 8 divisors (see below), whose sum is σ = 19840176. Its totient is φ = 4960032.

The previous prime is 11573411. The next prime is 11573423. The reversal of 11573422 is 22437511.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11573423) 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, 413323 + ... + 413350.

It is an arithmetic number, because the mean of its divisors is an integer number (2480022).

Almost surely, 2^11573422 is an apocalyptic number.

11573422 is a deficient number, since it is larger than the sum of its proper divisors (8266754).

11573422 is an equidigital number, since it uses as much as digits as its factorization.

11573422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 826682.

The product of its digits is 1680, while the sum is 25.

The square root of 11573422 is about 3401.9732509236. The cubic root of 11573422 is about 226.1972199665.

It can be divided in two parts, 115 and 73422, that added together give a palindrome (73537).

The spelling of 11573422 in words is "eleven million, five hundred seventy-three thousand, four hundred twenty-two".