223703 has 4 divisors (see below), whose sum is σ = 236880. Its totient is φ = 210528.

The previous prime is 223697. The next prime is 223711. The reversal of 223703 is 307322.

223703 = T₆₇ + T₆₈ + ... + T₁₁₇.

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

It is not a de Polignac number, because 223703 - 2¹⁰ = 222679 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17), and also a Moran number because the ratio is a prime number: 13159 = 223703 / (2 + 2 + 3 + 7 + 0 + 3).

It is an Ulam number.

It is a Duffinian number.

It is a zygodrome in base 6.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 223703.

It is not an unprimeable number, because it can be changed into a prime (223753) 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, 6563 + ... + 6596.

It is an arithmetic number, because the mean of its divisors is an integer number (59220).

2²²³⁷⁰³ is an apocalyptic number.

223703 is a deficient number, since it is larger than the sum of its proper divisors (13177).

223703 is a wasteful number, since it uses less digits than its factorization.

223703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13176.

The product of its (nonzero) digits is 252, while the sum is 17.

The square root of 223703 is about 472.9725150577. The cubic root of 223703 is about 60.7049262884.

The spelling of 223703 in words is "two hundred twenty-three thousand, seven hundred three", and thus it is an iban number.