223140404 has 12 divisors (see below), whose sum is σ = 391562304. Its totient is φ = 111265464.

The previous prime is 223140391. The next prime is 223140431. The reversal of 223140404 is 404041322.

223140404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×223140404³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74534 + ... + 77469.

It is an arithmetic number, because the mean of its divisors is an integer number (32630192).

Almost surely, 2^223140404 is an apocalyptic number.

It is an amenable number.

223140404 is a deficient number, since it is larger than the sum of its proper divisors (168421900).

223140404 is a wasteful number, since it uses less digits than its factorization.

223140404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152374 (or 152372 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 223140404 is about 14937.8848569669. The cubic root of 223140404 is about 606.5399414625.

Adding to 223140404 its reverse (404041322), we get a palindrome (627181726).

The spelling of 223140404 in words is "two hundred twenty-three million, one hundred forty thousand, four hundred four".