223464653 has 4 divisors (see below), whose sum is σ = 223616220. Its totient is φ = 223313088.

The previous prime is 223464629. The next prime is 223464697. The reversal of 223464653 is 356464322.

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 106543684 + 116920969 = 10322^2 + 10813^2 .

It is a cyclic number.

It is not a de Polignac number, because 223464653 - 2¹⁰ = 223463629 is a prime.

It is a super-2 number, since 2×223464653² = 99872902280820818, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223464613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73550 + ... + 76527.

It is an arithmetic number, because the mean of its divisors is an integer number (55904055).

Almost surely, 2^223464653 is an apocalyptic number.

It is an amenable number.

223464653 is a deficient number, since it is larger than the sum of its proper divisors (151567).

223464653 is a wasteful number, since it uses less digits than its factorization.

223464653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151566.

The product of its digits is 103680, while the sum is 35.

The square root of 223464653 is about 14948.7341604565. The cubic root of 223464653 is about 606.8335903360.

The spelling of 223464653 in words is "two hundred twenty-three million, four hundred sixty-four thousand, six hundred fifty-three".