20394327 has 8 divisors (see below), whose sum is σ = 27221616. Its totient is φ = 13581632.

The previous prime is 20394323. The next prime is 20394349. The reversal of 20394327 is 72349302.

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

It is a cyclic number.

It is not a de Polignac number, because 20394327 - 2² = 20394323 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20394294 and 20394303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20394323) 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, 193 + ... + 6389.

It is an arithmetic number, because the mean of its divisors is an integer number (3402702).

Almost surely, 2^20394327 is an apocalyptic number.

20394327 is a deficient number, since it is larger than the sum of its proper divisors (6827289).

20394327 is a wasteful number, since it uses less digits than its factorization.

20394327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7297.

The product of its (nonzero) digits is 9072, while the sum is 30.

The square root of 20394327 is about 4516.0078609320. The cubic root of 20394327 is about 273.2141110365.

The spelling of 20394327 in words is "twenty million, three hundred ninety-four thousand, three hundred twenty-seven".