224475649 has 4 divisors (see below), whose sum is σ = 224926000. Its totient is φ = 224025300.

The previous prime is 224475623. The next prime is 224475673. The reversal of 224475649 is 946574422.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 224475649 - 2⁹ = 224475137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (224475679) 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, 224427 + ... + 225424.

It is an arithmetic number, because the mean of its divisors is an integer number (56231500).

Almost surely, 2^224475649 is an apocalyptic number.

It is an amenable number.

224475649 is a deficient number, since it is larger than the sum of its proper divisors (450351).

224475649 is an equidigital number, since it uses as much as digits as its factorization.

224475649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450350.

The product of its digits is 483840, while the sum is 43.

The square root of 224475649 is about 14982.5114383404. The cubic root of 224475649 is about 607.7473566921.

The spelling of 224475649 in words is "two hundred twenty-four million, four hundred seventy-five thousand, six hundred forty-nine".