20622083 has 2 divisors, whose sum is σ = 20622084. Its totient is φ = 20622082.

The previous prime is 20622073. The next prime is 20622109. The reversal of 20622083 is 38022602.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20622083 - 2⁴ = 20622067 is a prime.

It is not a weakly prime, because it can be changed into another prime (20622023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10311041 + 10311042.

It is an arithmetic number, because the mean of its divisors is an integer number (10311042).

Almost surely, 2^20622083 is an apocalyptic number.

20622083 is a deficient number, since it is larger than the sum of its proper divisors (1).

20622083 is an equidigital number, since it uses as much as digits as its factorization.

20622083 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 20622083 is about 4541.1543686600. The cubic root of 20622083 is about 274.2273983812.

Adding to 20622083 its reverse (38022602), we get a palindrome (58644685).

The spelling of 20622083 in words is "twenty million, six hundred twenty-two thousand, eighty-three".