222224406 has 32 divisors (see below), whose sum is σ = 448723968. Its totient is φ = 73366560.

The previous prime is 222224377. The next prime is 222224407. The reversal of 222224406 is 604422222.

222224406 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222224407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 410496 + ... + 411036.

It is an arithmetic number, because the mean of its divisors is an integer number (14022624).

Almost surely, 2^222224406 is an apocalyptic number.

222224406 is an abundant number, since it is smaller than the sum of its proper divisors (226499562).

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

222224406 is a wasteful number, since it uses less digits than its factorization.

222224406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1076.

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

The square root of 222224406 is about 14907.1930959520. The cubic root of 222224406 is about 605.7088483647.

Adding to 222224406 its reverse (604422222), we get a palindrome (826646628).

The spelling of 222224406 in words is "two hundred twenty-two million, two hundred twenty-four thousand, four hundred six".