223078763 has 4 divisors (see below), whose sum is σ = 223273728. Its totient is φ = 222883800.

The previous prime is 223078727. The next prime is 223078783. The reversal of 223078763 is 367870322.

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

It is a cyclic number.

It is not a de Polignac number, because 223078763 - 2¹⁰ = 223077739 is a prime.

It is a super-3 number, since 3×223078763³ (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223078783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95756 + ... + 98057.

It is an arithmetic number, because the mean of its divisors is an integer number (55818432).

Almost surely, 2^223078763 is an apocalyptic number.

223078763 is a deficient number, since it is larger than the sum of its proper divisors (194965).

223078763 is a wasteful number, since it uses less digits than its factorization.

223078763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194964.

The product of its (nonzero) digits is 84672, while the sum is 38.

The square root of 223078763 is about 14935.8214705452. The cubic root of 223078763 is about 606.4840854915.

The spelling of 223078763 in words is "two hundred twenty-three million, seventy-eight thousand, seven hundred sixty-three".