22651606 has 8 divisors (see below), whose sum is σ = 34047000. Its totient is φ = 11302608.

The previous prime is 22651589. The next prime is 22651609. The reversal of 22651606 is 60615622.

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 (22651609) 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, 10351 + ... + 12346.

It is an arithmetic number, because the mean of its divisors is an integer number (4255875).

Almost surely, 2^22651606 is an apocalyptic number.

22651606 is a deficient number, since it is larger than the sum of its proper divisors (11395394).

22651606 is a wasteful number, since it uses less digits than its factorization.

22651606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23198.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 22651606 is about 4759.3703365046. The cubic root of 22651606 is about 282.9434640900.

The spelling of 22651606 in words is "twenty-two million, six hundred fifty-one thousand, six hundred six".