11224621 has 8 divisors (see below), whose sum is σ = 11824704. Its totient is φ = 10633920.

The previous prime is 11224613. The next prime is 11224637. The reversal of 11224621 is 12642211.

11224621 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11224621 - 2³ = 11224613 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 (11224601) 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, 181 + ... + 4741.

It is an arithmetic number, because the mean of its divisors is an integer number (1478088).

Almost surely, 2^11224621 is an apocalyptic number.

It is an amenable number.

11224621 is a deficient number, since it is larger than the sum of its proper divisors (600083).

11224621 is a wasteful number, since it uses less digits than its factorization.

11224621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4691.

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

The square root of 11224621 is about 3350.3165522082. The cubic root of 11224621 is about 223.9016162868.

Adding to 11224621 its reverse (12642211), we get a palindrome (23866832).

The spelling of 11224621 in words is "eleven million, two hundred twenty-four thousand, six hundred twenty-one".