22606145 has 8 divisors (see below), whose sum is σ = 27587520. Its totient is φ = 17778160.

The previous prime is 22606121. The next prime is 22606151. The reversal of 22606145 is 54160622.

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

It is not a de Polignac number, because 22606145 - 2⁶ = 22606081 is a prime.

It is a super-2 number, since 2×22606145² = 1022075583522050, which contains 22 as substring.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 38021 + ... + 38610.

It is an arithmetic number, because the mean of its divisors is an integer number (3448440).

Almost surely, 2^22606145 is an apocalyptic number.

It is an amenable number.

22606145 is a deficient number, since it is larger than the sum of its proper divisors (4981375).

22606145 is an equidigital number, since it uses as much as digits as its factorization.

22606145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76695.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 22606145 is about 4754.5919909073. The cubic root of 22606145 is about 282.7540513605.

Adding to 22606145 its reverse (54160622), we get a palindrome (76766767).

The spelling of 22606145 in words is "twenty-two million, six hundred six thousand, one hundred forty-five".