20348716 has 6 divisors (see below), whose sum is σ = 35610260. Its totient is φ = 10174356.

The previous prime is 20348707. The next prime is 20348717. The reversal of 20348716 is 61784302.

It is not an unprimeable number, because it can be changed into a prime (20348717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2543586 + ... + 2543593.

Almost surely, 2^20348716 is an apocalyptic number.

It is an amenable number.

20348716 is a deficient number, since it is larger than the sum of its proper divisors (15261544).

20348716 is a wasteful number, since it uses less digits than its factorization.

20348716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5087183 (or 5087181 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 20348716 is about 4510.9551095084. The cubic root of 20348716 is about 273.0102819637.

The spelling of 20348716 in words is "twenty million, three hundred forty-eight thousand, seven hundred sixteen".