20268368 has 20 divisors (see below), whose sum is σ = 39640320. Its totient is φ = 10038624.

The previous prime is 20268331. The next prime is 20268373. The reversal of 20268368 is 86386202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4208 + ... + 7631.

It is an arithmetic number, because the mean of its divisors is an integer number (1982016).

Almost surely, 2^20268368 is an apocalyptic number.

It is an amenable number.

20268368 is a deficient number, since it is larger than the sum of its proper divisors (19371952).

20268368 is a wasteful number, since it uses less digits than its factorization.

20268368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11954 (or 11948 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 20268368 is about 4502.0404262956. The cubic root of 20268368 is about 272.6504760471.

The spelling of 20268368 in words is "twenty million, two hundred sixty-eight thousand, three hundred sixty-eight".