224155469 has 8 divisors (see below), whose sum is σ = 227631360. Its totient is φ = 220695696.

The previous prime is 224155433. The next prime is 224155507. The reversal of 224155469 is 964551422.

It is a happy number.

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 224155469 - 2¹² = 224151373 is a prime.

It is a super-2 number, since 2×224155469² = 100491348565219922, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224155969) 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, 25664 + ... + 33270.

It is an arithmetic number, because the mean of its divisors is an integer number (28453920).

Almost surely, 2^224155469 is an apocalyptic number.

It is an amenable number.

224155469 is a deficient number, since it is larger than the sum of its proper divisors (3475891).

224155469 is an equidigital number, since it uses as much as digits as its factorization.

224155469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8059.

The product of its digits is 86400, while the sum is 38.

The square root of 224155469 is about 14971.8225009516. The cubic root of 224155469 is about 607.4582664800.

The spelling of 224155469 in words is "two hundred twenty-four million, one hundred fifty-five thousand, four hundred sixty-nine".