223400633 has 8 divisors (see below), whose sum is σ = 234119808. Its totient is φ = 212765344.

The previous prime is 223400627. The next prime is 223400641. The reversal of 223400633 is 336004322.

223400633 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 a cyclic number.

It is not a de Polignac number, because 223400633 - 2⁸ = 223400377 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 223400599 and 223400608.

It is not an unprimeable number, because it can be changed into a prime (223400693) 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, 15485 + ... + 26202.

It is an arithmetic number, because the mean of its divisors is an integer number (29264976).

Almost surely, 2^223400633 is an apocalyptic number.

223400633 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

223400633 is a deficient number, since it is larger than the sum of its proper divisors (10719175).

223400633 is a wasteful number, since it uses less digits than its factorization.

223400633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41943.

The product of its (nonzero) digits is 2592, while the sum is 23.

The square root of 223400633 is about 14946.5926886364. The cubic root of 223400633 is about 606.7756345676.

Adding to 223400633 its reverse (336004322), we get a palindrome (559404955).

The spelling of 223400633 in words is "two hundred twenty-three million, four hundred thousand, six hundred thirty-three".