2053217826 has 48 divisors (see below), whose sum is σ = 4863894048. Its totient is φ = 620798400.

The previous prime is 2053217791. The next prime is 2053217839. The reversal of 2053217826 is 6287123502.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 79141 + ... + 101831.

It is an arithmetic number, because the mean of its divisors is an integer number (101331126).

Almost surely, 2^2053217826 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2053217826, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2431947024).

2053217826 is an abundant number, since it is smaller than the sum of its proper divisors (2810676222).

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

2053217826 is a wasteful number, since it uses less digits than its factorization.

2053217826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23167 (or 23164 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 2053217826 is about 45312.4467006583. The cubic root of 2053217826 is about 1270.9984142597.

The spelling of 2053217826 in words is "two billion, fifty-three million, two hundred seventeen thousand, eight hundred twenty-six".