20340327 has 16 divisors (see below), whose sum is σ = 31345920. Its totient is φ = 11491392.

The previous prime is 20340323. The next prime is 20340373. The reversal of 20340327 is 72304302.

It is a happy number.

It is not a de Polignac number, because 20340327 - 2² = 20340323 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20340323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3573 + ... + 7310.

It is an arithmetic number, because the mean of its divisors is an integer number (1959120).

Almost surely, 2^20340327 is an apocalyptic number.

20340327 is a deficient number, since it is larger than the sum of its proper divisors (11005593).

20340327 is a wasteful number, since it uses less digits than its factorization.

20340327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10982.

The product of its (nonzero) digits is 1008, while the sum is 21.

The square root of 20340327 is about 4510.0251662269. The cubic root of 20340327 is about 272.9727595624.

Adding to 20340327 its reverse (72304302), we get a palindrome (92644629).

The spelling of 20340327 in words is "twenty million, three hundred forty thousand, three hundred twenty-seven".