223454152 has 8 divisors (see below), whose sum is σ = 418976550. Its totient is φ = 111727072.

The previous prime is 223454129. The next prime is 223454173. The reversal of 223454152 is 251454322.

It can be written as a sum of positive squares in only one way, i.e., 215913636 + 7540516 = 14694^2 + 2746^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 223454152.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 13965877 + ... + 13965892.

Almost surely, 2^223454152 is an apocalyptic number.

It is an amenable number.

223454152 is a deficient number, since it is larger than the sum of its proper divisors (195522398).

223454152 is a wasteful number, since it uses less digits than its factorization.

223454152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27931775 (or 27931771 counting only the distinct ones).

The product of its digits is 9600, while the sum is 28.

The square root of 223454152 is about 14948.3829225773. The cubic root of 223454152 is about 606.8240847919.

The spelling of 223454152 in words is "two hundred twenty-three million, four hundred fifty-four thousand, one hundred fifty-two".