20026758 has 16 divisors (see below), whose sum is σ = 40173120. Its totient is φ = 6655656.

The previous prime is 20026753. The next prime is 20026759. The reversal of 20026758 is 85762002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20026753) by changing a digit.

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, 2728 + ... + 6891.

It is an arithmetic number, because the mean of its divisors is an integer number (2510820).

Almost surely, 2^20026758 is an apocalyptic number.

20026758 is an abundant number, since it is smaller than the sum of its proper divisors (20146362).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20026758 is a wasteful number, since it uses less digits than its factorization.

20026758 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9971.

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 20026758 is about 4475.1265903883. The cubic root of 20026758 is about 271.5627616912.

The spelling of 20026758 in words is "twenty million, twenty-six thousand, seven hundred fifty-eight".