22434002 has 4 divisors (see below), whose sum is σ = 33651006. Its totient is φ = 11217000.

The previous prime is 22434001. The next prime is 22434007. The reversal of 22434002 is 20043422.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 17901361 + 4532641 = 4231^2 + 2129^2 .

It is not an unprimeable number, because it can be changed into a prime (22434001) 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 as a sum of consecutive naturals, namely, 5608499 + ... + 5608502.

Almost surely, 2^22434002 is an apocalyptic number.

22434002 is a deficient number, since it is larger than the sum of its proper divisors (11217004).

22434002 is a wasteful number, since it uses less digits than its factorization.

22434002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11217003.

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

The square root of 22434002 is about 4736.4545812242. The cubic root of 22434002 is about 282.0345094666.

Adding to 22434002 its reverse (20043422), we get a palindrome (42477424).

The spelling of 22434002 in words is "twenty-two million, four hundred thirty-four thousand, two".