20026648 has 16 divisors (see below), whose sum is σ = 38423880. Its totient is φ = 9780288.

The previous prime is 20026639. The next prime is 20026673. The reversal of 20026648 is 84662002.

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, 28765 + ... + 29452.

Almost surely, 2^20026648 is an apocalyptic number.

It is an amenable number.

20026648 is a deficient number, since it is larger than the sum of its proper divisors (18397232).

20026648 is a wasteful number, since it uses less digits than its factorization.

20026648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58266 (or 58262 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 20026648 is about 4475.1143002163. The cubic root of 20026648 is about 271.5622644904.

The spelling of 20026648 in words is "twenty million, twenty-six thousand, six hundred forty-eight".