20327738 has 8 divisors (see below), whose sum is σ = 30515232. Its totient is φ = 10155996.

The previous prime is 20327729. The next prime is 20327761. The reversal of 20327738 is 83772302.

It is a happy number.

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 131 + ... + 6377.

It is an arithmetic number, because the mean of its divisors is an integer number (3814404).

Almost surely, 2^20327738 is an apocalyptic number.

20327738 is a deficient number, since it is larger than the sum of its proper divisors (10187494).

20327738 is a wasteful number, since it uses less digits than its factorization.

20327738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7876.

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 20327738 is about 4508.6292817219. The cubic root of 20327738 is about 272.9164319974.

The spelling of 20327738 in words is "twenty million, three hundred twenty-seven thousand, seven hundred thirty-eight".