22234004 has 24 divisors (see below), whose sum is σ = 42221928. Its totient is φ = 10183680.

The previous prime is 22233979. The next prime is 22234007. The reversal of 22234004 is 40043222.

It can be written as a sum of positive squares in 4 ways, for example, as 425104 + 21808900 = 652^2 + 4670^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22234007) 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, 5564 + ... + 8684.

It is an arithmetic number, because the mean of its divisors is an integer number (1759247).

Almost surely, 2^22234004 is an apocalyptic number.

It is an amenable number.

22234004 is a deficient number, since it is larger than the sum of its proper divisors (19987924).

22234004 is a wasteful number, since it uses less digits than its factorization.

22234004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3275 (or 3273 counting only the distinct ones).

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

The square root of 22234004 is about 4715.2946885640. The cubic root of 22234004 is about 281.1938986702.

Adding to 22234004 its reverse (40043222), we get a palindrome (62277226).

The spelling of 22234004 in words is "twenty-two million, two hundred thirty-four thousand, four".