11462221 has 8 divisors (see below), whose sum is σ = 11993400. Its totient is φ = 10940160.

The previous prime is 11462203. The next prime is 11462237. The reversal of 11462221 is 12226411.

It can be written as a sum of positive squares in 4 ways, for example, as 373321 + 11088900 = 611^2 + 3330^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 11462221 - 2⁷ = 11462093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11462251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 361 + ... + 4801.

It is an arithmetic number, because the mean of its divisors is an integer number (1499175).

Almost surely, 2^11462221 is an apocalyptic number.

It is an amenable number.

11462221 is a deficient number, since it is larger than the sum of its proper divisors (531179).

11462221 is an equidigital number, since it uses as much as digits as its factorization.

11462221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4559.

The product of its digits is 192, while the sum is 19.

The square root of 11462221 is about 3385.5901996550. The cubic root of 11462221 is about 225.4704297324.

Adding to 11462221 its reverse (12226411), we get a palindrome (23688632).

The spelling of 11462221 in words is "eleven million, four hundred sixty-two thousand, two hundred twenty-one".