20248626 has 16 divisors (see below), whose sum is σ = 40817664. Its totient is φ = 6696144.

The previous prime is 20248607. The next prime is 20248637. The reversal of 20248626 is 62684202.

It is a junction number, because it is equal to n+sod(n) for n = 20248593 and 20248602.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12525 + ... + 14048.

It is an arithmetic number, because the mean of its divisors is an integer number (2551104).

Almost surely, 2^20248626 is an apocalyptic number.

20248626 is an abundant number, since it is smaller than the sum of its proper divisors (20569038).

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

20248626 is a wasteful number, since it uses less digits than its factorization.

20248626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26705.

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 20248626 is about 4499.8473307436. The cubic root of 20248626 is about 272.5619240355.

It can be divided in two parts, 202 and 48626, that added together give a triangular number (48828 = T₃₁₂).

The spelling of 20248626 in words is "twenty million, two hundred forty-eight thousand, six hundred twenty-six".