20266108 has 12 divisors (see below), whose sum is σ = 37552032. Its totient is φ = 9536960.

The previous prime is 20266097. The next prime is 20266109. The reversal of 20266108 is 80166202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20266109) 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, 148948 + ... + 149083.

It is an arithmetic number, because the mean of its divisors is an integer number (3129336).

Almost surely, 2^20266108 is an apocalyptic number.

It is an amenable number.

20266108 is a deficient number, since it is larger than the sum of its proper divisors (17285924).

20266108 is a wasteful number, since it uses less digits than its factorization.

20266108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298052 (or 298050 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 20266108 is about 4501.7894219965. The cubic root of 20266108 is about 272.6403418159.

The spelling of 20266108 in words is "twenty million, two hundred sixty-six thousand, one hundred eight".