223464005 has 4 divisors (see below), whose sum is σ = 268156812. Its totient is φ = 178771200.

The previous prime is 223464001. The next prime is 223464019. The reversal of 223464005 is 500464322.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 101626561 + 121837444 = 10081^2 + 11038^2 .

It is not a de Polignac number, because 223464005 - 2² = 223464001 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 (223464001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22346396 + ... + 22346405.

It is an arithmetic number, because the mean of its divisors is an integer number (67039203).

Almost surely, 2^223464005 is an apocalyptic number.

It is an amenable number.

223464005 is a deficient number, since it is larger than the sum of its proper divisors (44692807).

223464005 is an equidigital number, since it uses as much as digits as its factorization.

223464005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44692806.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 223464005 is about 14948.7124863648. The cubic root of 223464005 is about 606.8330037726.

The spelling of 223464005 in words is "two hundred twenty-three million, four hundred sixty-four thousand, five".