22403006 has 8 divisors (see below), whose sum is σ = 33724944. Its totient is φ = 11161360.

The previous prime is 22402999. The next prime is 22403009. The reversal of 22403006 is 60030422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22403009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19370 + ... + 20493.

It is an arithmetic number, because the mean of its divisors is an integer number (4215618).

Almost surely, 2^22403006 is an apocalyptic number.

22403006 is a deficient number, since it is larger than the sum of its proper divisors (11321938).

22403006 is a wasteful number, since it uses less digits than its factorization.

22403006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40146.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 22403006 is about 4733.1813825375. The cubic root of 22403006 is about 281.9045583495.

Adding to 22403006 its reverse (60030422), we get a palindrome (82433428).

The spelling of 22403006 in words is "twenty-two million, four hundred three thousand, six".