20326367 has 2 divisors, whose sum is σ = 20326368. Its totient is φ = 20326366.

The previous prime is 20326363. The next prime is 20326381. The reversal of 20326367 is 76362302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20326367 - 2² = 20326363 is a prime.

It is a super-2 number, since 2×20326367² = 826322390837378, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20326363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10163183 + 10163184.

It is an arithmetic number, because the mean of its divisors is an integer number (10163184).

Almost surely, 2^20326367 is an apocalyptic number.

20326367 is a deficient number, since it is larger than the sum of its proper divisors (1).

20326367 is an equidigital number, since it uses as much as digits as its factorization.

20326367 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 29.

The square root of 20326367 is about 4508.4772373829. The cubic root of 20326367 is about 272.9102962624.

Adding to 20326367 its reverse (76362302), we get a palindrome (96688669).

The spelling of 20326367 in words is "twenty million, three hundred twenty-six thousand, three hundred sixty-seven".