20126086 has 16 divisors (see below), whose sum is σ = 30786048. Its totient is φ = 9865800.

The previous prime is 20126077. The next prime is 20126101. The reversal of 20126086 is 68062102.

It is a self number, because there is not a number n which added to its sum of digits gives 20126086.

It is a congruent number.

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, 38221 + ... + 38743.

It is an arithmetic number, because the mean of its divisors is an integer number (1924128).

Almost surely, 2^20126086 is an apocalyptic number.

20126086 is a deficient number, since it is larger than the sum of its proper divisors (10659962).

20126086 is a wasteful number, since it uses less digits than its factorization.

20126086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 867.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 20126086 is about 4486.2106504265. The cubic root of 20126086 is about 272.0109839134.

Adding to 20126086 its reverse (68062102), we get a palindrome (88188188).

The spelling of 20126086 in words is "twenty million, one hundred twenty-six thousand, eighty-six".