222240004 has 24 divisors (see below), whose sum is σ = 445169088. Its totient is φ = 95098080.

The previous prime is 222240001. The next prime is 222240043. The reversal of 222240004 is 400042222.

222240004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 222240004.

It is not an unprimeable number, because it can be changed into a prime (222240001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13314 + ... + 24934.

It is an arithmetic number, because the mean of its divisors is an integer number (18548712).

Almost surely, 2^222240004 is an apocalyptic number.

It is an amenable number.

222240004 is an abundant number, since it is smaller than the sum of its proper divisors (222929084).

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

222240004 is a wasteful number, since it uses less digits than its factorization.

222240004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12315 (or 12313 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 222240004 is about 14907.7162570261. The cubic root of 222240004 is about 605.7230196638.

Adding to 222240004 its reverse (400042222), we get a palindrome (622282226).

It can be divided in two parts, 2222 and 40004, that multiplied together give a palindrome (88888888).

The spelling of 222240004 in words is "two hundred twenty-two million, two hundred forty thousand, four".