20326267 has 8 divisors (see below), whose sum is σ = 22261680. Its totient is φ = 18444000.

The previous prime is 20326249. The next prime is 20326277. The reversal of 20326267 is 76262302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20326267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20326247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12484 + ... + 14017.

It is an arithmetic number, because the mean of its divisors is an integer number (2782710).

Almost surely, 2^20326267 is an apocalyptic number.

20326267 is a deficient number, since it is larger than the sum of its proper divisors (1935413).

20326267 is a wasteful number, since it uses less digits than its factorization.

20326267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26573.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 20326267 is about 4508.4661471503. The cubic root of 20326267 is about 272.9098487144.

Adding to 20326267 its reverse (76262302), we get a palindrome (96588569).

The spelling of 20326267 in words is "twenty million, three hundred twenty-six thousand, two hundred sixty-seven".