224402406 has 48 divisors (see below), whose sum is σ = 473063760. Its totient is φ = 70873600.

The previous prime is 224402401. The next prime is 224402417. The reversal of 224402406 is 604204422.

224402406 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224402401) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1985806 + ... + 1985918.

It is an arithmetic number, because the mean of its divisors is an integer number (9855495).

Almost surely, 2^224402406 is an apocalyptic number.

224402406 is an abundant number, since it is smaller than the sum of its proper divisors (248661354).

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

224402406 is a wasteful number, since it uses less digits than its factorization.

224402406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361 (or 248 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 224402406 is about 14980.0669557916. The cubic root of 224402406 is about 607.6812499198.

Adding to 224402406 its reverse (604204422), we get a palindrome (828606828).

The spelling of 224402406 in words is "two hundred twenty-four million, four hundred two thousand, four hundred six".