223375645 has 8 divisors (see below), whose sum is σ = 268139520. Its totient is φ = 178641360.

The previous prime is 223375643. The next prime is 223375673. The reversal of 223375645 is 546573322.

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

It is not a de Polignac number, because 223375645 - 2¹ = 223375643 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223375643) 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 7 ways as a sum of consecutive naturals, for example, 15876 + ... + 26434.

It is an arithmetic number, because the mean of its divisors is an integer number (33517440).

Almost surely, 2^223375645 is an apocalyptic number.

It is an amenable number.

223375645 is a deficient number, since it is larger than the sum of its proper divisors (44763875).

223375645 is a wasteful number, since it uses less digits than its factorization.

223375645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14795.

The product of its digits is 151200, while the sum is 37.

The square root of 223375645 is about 14945.7567556815. The cubic root of 223375645 is about 606.7530105271.

The spelling of 223375645 in words is "two hundred twenty-three million, three hundred seventy-five thousand, six hundred forty-five".