223404102 has 16 divisors (see below), whose sum is σ = 496453680. Its totient is φ = 74468016.

The previous prime is 223404091. The next prime is 223404131. The reversal of 223404102 is 201404322.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2068503 + ... + 2068610.

It is an arithmetic number, because the mean of its divisors is an integer number (31028355).

Almost surely, 2^223404102 is an apocalyptic number.

223404102 is an abundant number, since it is smaller than the sum of its proper divisors (273049578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

223404102 is a wasteful number, since it uses less digits than its factorization.

223404102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4137124 (or 4137118 counting only the distinct ones).

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

The square root of 223404102 is about 14946.7087347014. The cubic root of 223404102 is about 606.7787752537.

Adding to 223404102 its reverse (201404322), we get a palindrome (424808424).

The spelling of 223404102 in words is "two hundred twenty-three million, four hundred four thousand, one hundred two".