20364323 has 8 divisors (see below), whose sum is σ = 23457792. Its totient is φ = 17316936.

The previous prime is 20364287. The next prime is 20364329. The reversal of 20364323 is 32346302.

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

It is not a de Polignac number, because 20364323 - 2²² = 16170019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20364329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10565 + ... + 12342.

It is an arithmetic number, because the mean of its divisors is an integer number (2932224).

Almost surely, 2^20364323 is an apocalyptic number.

20364323 is a deficient number, since it is larger than the sum of its proper divisors (3093469).

20364323 is a wasteful number, since it uses less digits than its factorization.

20364323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23041.

The product of its (nonzero) digits is 2592, while the sum is 23.

The square root of 20364323 is about 4512.6846776614. The cubic root of 20364323 is about 273.0800616753.

The spelling of 20364323 in words is "twenty million, three hundred sixty-four thousand, three hundred twenty-three".