223425445 has 8 divisors (see below), whose sum is σ = 268859520. Its totient is φ = 178241040.

The previous prime is 223425443. The next prime is 223425467. The reversal of 223425445 is 544524322.

223425445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 223425445 - 2¹ = 223425443 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223425443) 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, 60441 + ... + 64030.

It is an arithmetic number, because the mean of its divisors is an integer number (33607440).

Almost surely, 2^223425445 is an apocalyptic number.

It is an amenable number.

223425445 is a deficient number, since it is larger than the sum of its proper divisors (45434075).

223425445 is a wasteful number, since it uses less digits than its factorization.

223425445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124835.

The product of its digits is 38400, while the sum is 31.

The square root of 223425445 is about 14947.4226875405. The cubic root of 223425445 is about 606.7980975892.

Adding to 223425445 its reverse (544524322), we get a palindrome (767949767).

The spelling of 223425445 in words is "two hundred twenty-three million, four hundred twenty-five thousand, four hundred forty-five".