20026100 has 36 divisors (see below), whose sum is σ = 45351264. Its totient is φ = 7661280.

The previous prime is 20026067. The next prime is 20026121. The reversal of 20026100 is 162002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2054 + ... + 6653.

Almost surely, 2^20026100 is an apocalyptic number.

20026100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20026100 is an abundant number, since it is smaller than the sum of its proper divisors (25325164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20026100 is a wasteful number, since it uses less digits than its factorization.

20026100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8744 (or 8737 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 20026100 is about 4475.0530723110. The cubic root of 20026100 is about 271.5597874995.

Adding to 20026100 its reverse (162002), we get a palindrome (20188102).

The spelling of 20026100 in words is "twenty million, twenty-six thousand, one hundred".