224401406 has 8 divisors (see below), whose sum is σ = 343764000. Its totient is φ = 109813408.

The previous prime is 224401403. The next prime is 224401421. The reversal of 224401406 is 604104422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224401403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1193531 + ... + 1193718.

It is an arithmetic number, because the mean of its divisors is an integer number (42970500).

Almost surely, 2^224401406 is an apocalyptic number.

224401406 is a deficient number, since it is larger than the sum of its proper divisors (119362594).

224401406 is a wasteful number, since it uses less digits than its factorization.

224401406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2387298.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 224401406 is about 14980.0335780665. The cubic root of 224401406 is about 607.6803472525.

Adding to 224401406 its reverse (604104422), we get a palindrome (828505828).

The spelling of 224401406 in words is "two hundred twenty-four million, four hundred one thousand, four hundred six".