20271032 has 16 divisors (see below), whose sum is σ = 38632200. Its totient is φ = 9969120.

The previous prime is 20270989. The next prime is 20271037. The reversal of 20271032 is 23017202.

It is a self number, because there is not a number n which added to its sum of digits gives 20271032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20271037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20282 + ... + 21257.

Almost surely, 2^20271032 is an apocalyptic number.

It is an amenable number.

20271032 is a deficient number, since it is larger than the sum of its proper divisors (18361168).

20271032 is a wasteful number, since it uses less digits than its factorization.

20271032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41606 (or 41602 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 20271032 is about 4502.3362824205. The cubic root of 20271032 is about 272.6624209168.

Adding to 20271032 its reverse (23017202), we get a palindrome (43288234).

The spelling of 20271032 in words is "twenty million, two hundred seventy-one thousand, thirty-two".