20275327 has 2 divisors, whose sum is σ = 20275328. Its totient is φ = 20275326.

The previous prime is 20275313. The next prime is 20275331. The reversal of 20275327 is 72357202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20275327 - 2¹⁵ = 20242559 is a prime.

It is a super-2 number, since 2×20275327² = 822177769913858, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20275295 and 20275304.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20275127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10137663 + 10137664.

It is an arithmetic number, because the mean of its divisors is an integer number (10137664).

Almost surely, 2^20275327 is an apocalyptic number.

20275327 is a deficient number, since it is larger than the sum of its proper divisors (1).

20275327 is an equidigital number, since it uses as much as digits as its factorization.

20275327 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5880, while the sum is 28.

The square root of 20275327 is about 4502.8132317475. The cubic root of 20275327 is about 272.6816766771.

It can be divided in two parts, 20275 and 327, that added together give a palindrome (20602).

The spelling of 20275327 in words is "twenty million, two hundred seventy-five thousand, three hundred twenty-seven".