20348168 has 16 divisors (see below), whose sum is σ = 38723280. Its totient is φ = 10021968.

The previous prime is 20348161. The next prime is 20348171. The reversal of 20348168 is 86184302.

It is not an unprimeable number, because it can be changed into a prime (20348161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18446 + ... + 19517.

It is an arithmetic number, because the mean of its divisors is an integer number (2420205).

Almost surely, 2^20348168 is an apocalyptic number.

It is an amenable number.

20348168 is a deficient number, since it is larger than the sum of its proper divisors (18375112).

20348168 is a wasteful number, since it uses less digits than its factorization.

20348168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38036 (or 38032 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 20348168 is about 4510.8943680827. The cubic root of 20348168 is about 273.0078311788.

The spelling of 20348168 in words is "twenty million, three hundred forty-eight thousand, one hundred sixty-eight".