22631006 has 8 divisors (see below), whose sum is σ = 33968280. Its totient is φ = 11308248.

The previous prime is 22631003. The next prime is 22631039. The reversal of 22631006 is 60013622.

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 (22631003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2045 + ... + 7031.

It is an arithmetic number, because the mean of its divisors is an integer number (4246035).

Almost surely, 2^22631006 is an apocalyptic number.

22631006 is a deficient number, since it is larger than the sum of its proper divisors (11337274).

22631006 is a wasteful number, since it uses less digits than its factorization.

22631006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7258.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 22631006 is about 4757.2056924207. The cubic root of 22631006 is about 282.8576658592.

Adding to 22631006 its reverse (60013622), we get a palindrome (82644628).

The spelling of 22631006 in words is "twenty-two million, six hundred thirty-one thousand, six".