20327347 has 8 divisors (see below), whose sum is σ = 21518640. Its totient is φ = 19168800.

The previous prime is 20327311. The next prime is 20327353. The reversal of 20327347 is 74372302.

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-20327347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20327357) 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, 6904 + ... + 9397.

It is an arithmetic number, because the mean of its divisors is an integer number (2689830).

Almost surely, 2^20327347 is an apocalyptic number.

20327347 is a deficient number, since it is larger than the sum of its proper divisors (1191293).

20327347 is a wasteful number, since it uses less digits than its factorization.

20327347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16373.

The product of its (nonzero) digits is 7056, while the sum is 28.

The square root of 20327347 is about 4508.5859202193. The cubic root of 20327347 is about 272.9146821551.

Adding to 20327347 its reverse (74372302), we get a palindrome (94699649).

The spelling of 20327347 in words is "twenty million, three hundred twenty-seven thousand, three hundred forty-seven".