22651006 has 8 divisors (see below), whose sum is σ = 38830320. Its totient is φ = 9707568.

The previous prime is 22650997. The next prime is 22651019. The reversal of 22651006 is 60015622.

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

It is a congruent number.

It is an unprimeable number.

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, 808951 + ... + 808978.

It is an arithmetic number, because the mean of its divisors is an integer number (4853790).

Almost surely, 2^22651006 is an apocalyptic number.

22651006 is a deficient number, since it is larger than the sum of its proper divisors (16179314).

22651006 is a wasteful number, since it uses less digits than its factorization.

22651006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1617938.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 22651006 is about 4759.3073025389. The cubic root of 22651006 is about 282.9409658481.

Adding to 22651006 its reverse (60015622), we get a palindrome (82666628).

The spelling of 22651006 in words is "twenty-two million, six hundred fifty-one thousand, six".