20700622 has 16 divisors (see below), whose sum is σ = 32601600. Its totient is φ = 9844920.

The previous prime is 20700593. The next prime is 20700623. The reversal of 20700622 is 22600702.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 20700622.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20700623) 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 7 ways as a sum of consecutive naturals, for example, 829 + ... + 6487.

It is an arithmetic number, because the mean of its divisors is an integer number (2037600).

Almost surely, 2^20700622 is an apocalyptic number.

20700622 is a deficient number, since it is larger than the sum of its proper divisors (11900978).

20700622 is a wasteful number, since it uses less digits than its factorization.

20700622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5751.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 20700622 is about 4549.7936216932. The cubic root of 20700622 is about 274.5750881450.

The spelling of 20700622 in words is "twenty million, seven hundred thousand, six hundred twenty-two".