20005926 has 32 divisors (see below), whose sum is σ = 41568768. Its totient is φ = 6414240.

The previous prime is 20005919. The next prime is 20005949. The reversal of 20005926 is 62950002.

It is a junction number, because it is equal to n+sod(n) for n = 20005896 and 20005905.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16621 + ... + 17783.

It is an arithmetic number, because the mean of its divisors is an integer number (1299024).

Almost surely, 2^20005926 is an apocalyptic number.

20005926 is an abundant number, since it is smaller than the sum of its proper divisors (21562842).

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

20005926 is a wasteful number, since it uses less digits than its factorization.

20005926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1276.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 20005926 is about 4472.7984528704. The cubic root of 20005926 is about 271.4685684100.

Adding to 20005926 its reverse (62950002), we get a palindrome (82955928).

The spelling of 20005926 in words is "twenty million, five thousand, nine hundred twenty-six".