20050168 has 16 divisors (see below), whose sum is σ = 39573000. Its totient is φ = 9497376.

The previous prime is 20050139. The next prime is 20050171. The reversal of 20050168 is 86105002.

It is a happy number.

It is a congruent number.

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, 65803 + ... + 66106.

Almost surely, 2^20050168 is an apocalyptic number.

It is an amenable number.

20050168 is a deficient number, since it is larger than the sum of its proper divisors (19522832).

20050168 is a wasteful number, since it uses less digits than its factorization.

20050168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131934 (or 131930 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 20050168 is about 4477.7413949446. The cubic root of 20050168 is about 271.6685336584.

The spelling of 20050168 in words is "twenty million, fifty thousand, one hundred sixty-eight".