223204401 has 12 divisors (see below), whose sum is σ = 368464512. Its totient is φ = 127545336.

The previous prime is 223204391. The next prime is 223204439. The reversal of 223204401 is 104402322.

223204401 is a `hidden beast` number, since 223 + 2 + 0 + 440 + 1 = 666.

223204401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 223204401 - 2⁷ = 223204273 is a prime.

It is a super-3 number, since 3×223204401³ (a number of 26 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (223205401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1771401 + ... + 1771526.

It is an arithmetic number, because the mean of its divisors is an integer number (30705376).

Almost surely, 2^223204401 is an apocalyptic number.

223204401 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

223204401 is a deficient number, since it is larger than the sum of its proper divisors (145260111).

223204401 is a wasteful number, since it uses less digits than its factorization.

223204401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3542940 (or 3542937 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 223204401 is about 14940.0268072049. The cubic root of 223204401 is about 606.5979214392.

Adding to 223204401 its reverse (104402322), we get a palindrome (327606723).

The spelling of 223204401 in words is "two hundred twenty-three million, two hundred four thousand, four hundred one".