223400024 has 32 divisors (see below), whose sum is σ = 450316800. Its totient is φ = 103566240.

The previous prime is 223400017. The next prime is 223400029. The reversal of 223400024 is 420004322.

It is a junction number, because it is equal to n+sod(n) for n = 223399975 and 223400011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223400029) by changing a digit.

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, 8492 + ... + 22779.

It is an arithmetic number, because the mean of its divisors is an integer number (14072400).

Almost surely, 2^223400024 is an apocalyptic number.

It is an amenable number.

223400024 is an abundant number, since it is smaller than the sum of its proper divisors (226916776).

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

223400024 is a wasteful number, since it uses less digits than its factorization.

223400024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31343 (or 31339 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 223400024 is about 14946.5723160864. The cubic root of 223400024 is about 606.7750832014.

Adding to 223400024 its reverse (420004322), we get a palindrome (643404346).

The spelling of 223400024 in words is "two hundred twenty-three million, four hundred thousand, twenty-four".