20271126 has 16 divisors (see below), whose sum is σ = 40590000. Its totient is φ = 6749088.

The previous prime is 20271109. The next prime is 20271131. The reversal of 20271126 is 62117202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6000 + ... + 8748.

It is an arithmetic number, because the mean of its divisors is an integer number (2536875).

Almost surely, 2^20271126 is an apocalyptic number.

20271126 is an abundant number, since it is smaller than the sum of its proper divisors (20318874).

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

20271126 is a wasteful number, since it uses less digits than its factorization.

20271126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3983.

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 20271126 is about 4502.3467214332. The cubic root of 20271126 is about 272.6628423758.

Adding to 20271126 its reverse (62117202), we get a palindrome (82388328).

The spelling of 20271126 in words is "twenty million, two hundred seventy-one thousand, one hundred twenty-six".