20026055 has 16 divisors (see below), whose sum is σ = 28027200. Its totient is φ = 13730976.

The previous prime is 20026033. The next prime is 20026063. The reversal of 20026055 is 55062002.

It is a happy number.

It is not a de Polignac number, because 20026055 - 2¹⁶ = 19960519 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4124 + ... + 7553.

It is an arithmetic number, because the mean of its divisors is an integer number (1751700).

Almost surely, 2^20026055 is an apocalyptic number.

20026055 is a deficient number, since it is larger than the sum of its proper divisors (8001145).

20026055 is an equidigital number, since it uses as much as digits as its factorization.

20026055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11703 (or 11689 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 20026055 is about 4475.0480444348. The cubic root of 20026055 is about 271.5595840949.

Adding to 20026055 its reverse (55062002), we get a palindrome (75088057).

The spelling of 20026055 in words is "twenty million, twenty-six thousand, fifty-five".