20052726 has 16 divisors (see below), whose sum is σ = 40284864. Its totient is φ = 6654344.

The previous prime is 20052719. The next prime is 20052751. The reversal of 20052726 is 62725002.

It is a super-3 number, since 3×20052726³ (a number of 23 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 20052696 and 20052705.

It is a congruent number.

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, 6000 + ... + 8723.

It is an arithmetic number, because the mean of its divisors is an integer number (2517804).

Almost surely, 2^20052726 is an apocalyptic number.

20052726 is an abundant number, since it is smaller than the sum of its proper divisors (20232138).

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

20052726 is a wasteful number, since it uses less digits than its factorization.

20052726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14955.

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 20052726 is about 4478.0270209100. The cubic root of 20052726 is about 271.6800863223.

Adding to 20052726 its reverse (62725002), we get a palindrome (82777728).

The spelling of 20052726 in words is "twenty million, fifty-two thousand, seven hundred twenty-six".