22184413 has 6 divisors (see below), whose sum is σ = 22570334. Its totient is φ = 21804984.

The previous prime is 22184411. The next prime is 22184429. The reversal of 22184413 is 31448122.

It can be written as a sum of positive squares in only one way, i.e., 21178404 + 1006009 = 4602^2 + 1003^2 .

It is not a de Polignac number, because 22184413 - 2¹ = 22184411 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 (22184411) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 295 + ... + 6667.

Almost surely, 2^22184413 is an apocalyptic number.

It is an amenable number.

22184413 is a deficient number, since it is larger than the sum of its proper divisors (385921).

22184413 is an frugal number, since it uses more digits than its factorization.

22184413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6491 (or 6432 counting only the distinct ones).

The product of its digits is 1536, while the sum is 25.

The square root of 22184413 is about 4710.0332270590. The cubic root of 22184413 is about 280.9846835874.

The spelling of 22184413 in words is "twenty-two million, one hundred eighty-four thousand, four hundred thirteen".