223698023 has 4 divisors (see below), whose sum is σ = 233424048. Its totient is φ = 213972000.

The previous prime is 223698011. The next prime is 223698047. The reversal of 223698023 is 320896322.

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 223698023 - 2⁶ = 223697959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223695023) 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, 4862978 + ... + 4863023.

It is an arithmetic number, because the mean of its divisors is an integer number (58356012).

Almost surely, 2^223698023 is an apocalyptic number.

223698023 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

223698023 is a deficient number, since it is larger than the sum of its proper divisors (9726025).

223698023 is an equidigital number, since it uses as much as digits as its factorization.

223698023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9726024.

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 223698023 is about 14956.5378012426. The cubic root of 223698023 is about 607.0447609226.

The spelling of 223698023 in words is "two hundred twenty-three million, six hundred ninety-eight thousand, twenty-three".